Home / 43,867.12-60,515.20-28,753.13

Finding the Fourth Proportional to 43,867.12, 60,515.20 and 28,753.13

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Solution

The fourth proportional to 43,867.12, 60,515.20 and 28,753.13 is: 39,665.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,867.12 : 60,515.20 = 28,753.13 : x
  2. Step 2: Convert to fraction form
    43,867.12/60,515.20 = 28,753.13/x
  3. Step 3: Cross multiply
    43,867.12x = 60,515.20 × 28,753.13
  4. Step 4: Simplify right side
    43,867.12x = 1,740,001,259.41
  5. Step 5: Solve for x
    x = 1,740,001,259.41/43,867.12
  6. Step 6: Final answer
    x = 39,665.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.