Home / 13,925.92-20,895.68-6,133.76

Finding the Fourth Proportional to 13,925.92, 20,895.68 and 6,133.76

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Solution

The fourth proportional to 13,925.92, 20,895.68 and 6,133.76 is: 9,203.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,925.92 : 20,895.68 = 6,133.76 : x
  2. Step 2: Convert to fraction form
    13,925.92/20,895.68 = 6,133.76/x
  3. Step 3: Cross multiply
    13,925.92x = 20,895.68 × 6,133.76
  4. Step 4: Simplify right side
    13,925.92x = 128,169,086.16
  5. Step 5: Solve for x
    x = 128,169,086.16/13,925.92
  6. Step 6: Final answer
    x = 9,203.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.