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Finding the Fourth Proportional to 17,760.76, 24,508.11 and 9,802.47

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Solution

The fourth proportional to 17,760.76, 24,508.11 and 9,802.47 is: 13,526.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,760.76 : 24,508.11 = 9,802.47 : x
  2. Step 2: Convert to fraction form
    17,760.76/24,508.11 = 9,802.47/x
  3. Step 3: Cross multiply
    17,760.76x = 24,508.11 × 9,802.47
  4. Step 4: Simplify right side
    17,760.76x = 240,240,025.29
  5. Step 5: Solve for x
    x = 240,240,025.29/17,760.76
  6. Step 6: Final answer
    x = 13,526.45

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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.