Home / 39,899.32-59,844.11-10,314.68

Finding the Fourth Proportional to 39,899.32, 59,844.11 and 10,314.68

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Solution

The fourth proportional to 39,899.32, 59,844.11 and 10,314.68 is: 15,470.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,899.32 : 59,844.11 = 10,314.68 : x
  2. Step 2: Convert to fraction form
    39,899.32/59,844.11 = 10,314.68/x
  3. Step 3: Cross multiply
    39,899.32x = 59,844.11 × 10,314.68
  4. Step 4: Simplify right side
    39,899.32x = 617,272,493.74
  5. Step 5: Solve for x
    x = 617,272,493.74/39,899.32
  6. Step 6: Final answer
    x = 15,470.75

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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.