Home / 13,178.28-19,767.42-6,061.80

Finding the Fourth Proportional to 13,178.28, 19,767.42 and 6,061.80

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Solution

The fourth proportional to 13,178.28, 19,767.42 and 6,061.80 is: 9,092.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,178.28 : 19,767.42 = 6,061.80 : x
  2. Step 2: Convert to fraction form
    13,178.28/19,767.42 = 6,061.80/x
  3. Step 3: Cross multiply
    13,178.28x = 19,767.42 × 6,061.80
  4. Step 4: Simplify right side
    13,178.28x = 119,826,146.56
  5. Step 5: Solve for x
    x = 119,826,146.56/13,178.28
  6. Step 6: Final answer
    x = 9,092.70

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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.