Home / 39,377.13-59,066.78-12,724.26

Finding the Fourth Proportional to 39,377.13, 59,066.78 and 12,724.26

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Solution

The fourth proportional to 39,377.13, 59,066.78 and 12,724.26 is: 19,086.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,377.13 : 59,066.78 = 12,724.26 : x
  2. Step 2: Convert to fraction form
    39,377.13/59,066.78 = 12,724.26/x
  3. Step 3: Cross multiply
    39,377.13x = 59,066.78 × 12,724.26
  4. Step 4: Simplify right side
    39,377.13x = 751,581,002.46
  5. Step 5: Solve for x
    x = 751,581,002.46/39,377.13
  6. Step 6: Final answer
    x = 19,086.74

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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.