Home / 27,439.17-41,158.76-9,909.02

Finding the Fourth Proportional to 27,439.17, 41,158.76 and 9,909.02

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Solution

The fourth proportional to 27,439.17, 41,158.76 and 9,909.02 is: 14,863.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,439.17 : 41,158.76 = 9,909.02 : x
  2. Step 2: Convert to fraction form
    27,439.17/41,158.76 = 9,909.02/x
  3. Step 3: Cross multiply
    27,439.17x = 41,158.76 × 9,909.02
  4. Step 4: Simplify right side
    27,439.17x = 407,842,720.68
  5. Step 5: Solve for x
    x = 407,842,720.68/27,439.17
  6. Step 6: Final answer
    x = 14,863.52

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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.