Home / 39,747.62-59,621.19-10,165.40

Finding the Fourth Proportional to 39,747.62, 59,621.19 and 10,165.40

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Solution

The fourth proportional to 39,747.62, 59,621.19 and 10,165.40 is: 15,248.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,747.62 : 59,621.19 = 10,165.40 : x
  2. Step 2: Convert to fraction form
    39,747.62/59,621.19 = 10,165.40/x
  3. Step 3: Cross multiply
    39,747.62x = 59,621.19 × 10,165.40
  4. Step 4: Simplify right side
    39,747.62x = 606,073,244.83
  5. Step 5: Solve for x
    x = 606,073,244.83/39,747.62
  6. Step 6: Final answer
    x = 15,248.04

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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.