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Finding the Fourth Proportional to 17,600.69, 24,288.96 and 9,643.20

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Solution

The fourth proportional to 17,600.69, 24,288.96 and 9,643.20 is: 13,307.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,600.69 : 24,288.96 = 9,643.20 : x
  2. Step 2: Convert to fraction form
    17,600.69/24,288.96 = 9,643.20/x
  3. Step 3: Cross multiply
    17,600.69x = 24,288.96 × 9,643.20
  4. Step 4: Simplify right side
    17,600.69x = 234,223,299.07
  5. Step 5: Solve for x
    x = 234,223,299.07/17,600.69
  6. Step 6: Final answer
    x = 13,307.62

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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.