Home / 13,178.24-18,155.04-10,833.92

Finding the Fourth Proportional to 13,178.24, 18,155.04 and 10,833.92

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Solution

The fourth proportional to 13,178.24, 18,155.04 and 10,833.92 is: 14,925.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,178.24 : 18,155.04 = 10,833.92 : x
  2. Step 2: Convert to fraction form
    13,178.24/18,155.04 = 10,833.92/x
  3. Step 3: Cross multiply
    13,178.24x = 18,155.04 × 10,833.92
  4. Step 4: Simplify right side
    13,178.24x = 196,690,250.96
  5. Step 5: Solve for x
    x = 196,690,250.96/13,178.24
  6. Step 6: Final answer
    x = 14,925.38

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Half scale
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Double scale
Find fourth proportional to 13,179.24, 18,156.42 and 10,834.92
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.