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Finding the Fourth Proportional to 39,182.73, 58,774.16 and 9,600.65

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Solution

The fourth proportional to 39,182.73, 58,774.16 and 9,600.65 is: 14,400.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,182.73 : 58,774.16 = 9,600.65 : x
  2. Step 2: Convert to fraction form
    39,182.73/58,774.16 = 9,600.65/x
  3. Step 3: Cross multiply
    39,182.73x = 58,774.16 × 9,600.65
  4. Step 4: Simplify right side
    39,182.73x = 564,270,139.20
  5. Step 5: Solve for x
    x = 564,270,139.20/39,182.73
  6. Step 6: Final answer
    x = 14,400.99

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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.