Home / 39,737.11-59,601.99-13,442.08

Finding the Fourth Proportional to 39,737.11, 59,601.99 and 13,442.08

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Solution

The fourth proportional to 39,737.11, 59,601.99 and 13,442.08 is: 20,161.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,737.11 : 59,601.99 = 13,442.08 : x
  2. Step 2: Convert to fraction form
    39,737.11/59,601.99 = 13,442.08/x
  3. Step 3: Cross multiply
    39,737.11x = 59,601.99 × 13,442.08
  4. Step 4: Simplify right side
    39,737.11x = 801,174,717.74
  5. Step 5: Solve for x
    x = 801,174,717.74/39,737.11
  6. Step 6: Final answer
    x = 20,161.88

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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.