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Finding the Fourth Proportional to 17,800.43, 24,510.20 and 15,549.17

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Solution

The fourth proportional to 17,800.43, 24,510.20 and 15,549.17 is: 21,410.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,800.43 : 24,510.20 = 15,549.17 : x
  2. Step 2: Convert to fraction form
    17,800.43/24,510.20 = 15,549.17/x
  3. Step 3: Cross multiply
    17,800.43x = 24,510.20 × 15,549.17
  4. Step 4: Simplify right side
    17,800.43x = 381,113,066.24
  5. Step 5: Solve for x
    x = 381,113,066.24/17,800.43
  6. Step 6: Final answer
    x = 21,410.34

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Half scale
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Double scale
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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.