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Finding the Fourth Proportional to 17,615.51, 24,309.17 and 9,657.73

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Solution

The fourth proportional to 17,615.51, 24,309.17 and 9,657.73 is: 13,327.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,615.51 : 24,309.17 = 9,657.73 : x
  2. Step 2: Convert to fraction form
    17,615.51/24,309.17 = 9,657.73/x
  3. Step 3: Cross multiply
    17,615.51x = 24,309.17 × 9,657.73
  4. Step 4: Simplify right side
    17,615.51x = 234,771,400.38
  5. Step 5: Solve for x
    x = 234,771,400.38/17,615.51
  6. Step 6: Final answer
    x = 13,327.54

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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.