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Finding the Fourth Proportional to 15,920.91, 23,866.79 and 6,059.97

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Solution

The fourth proportional to 15,920.91, 23,866.79 and 6,059.97 is: 9,084.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,920.91 : 23,866.79 = 6,059.97 : x
  2. Step 2: Convert to fraction form
    15,920.91/23,866.79 = 6,059.97/x
  3. Step 3: Cross multiply
    15,920.91x = 23,866.79 × 6,059.97
  4. Step 4: Simplify right side
    15,920.91x = 144,632,001.10
  5. Step 5: Solve for x
    x = 144,632,001.10/15,920.91
  6. Step 6: Final answer
    x = 9,084.41

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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.