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Finding the Fourth Proportional to 29,507.67, 40,715.82 and 17,570.70

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Solution

The fourth proportional to 29,507.67, 40,715.82 and 17,570.70 is: 24,244.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,507.67 : 40,715.82 = 17,570.70 : x
  2. Step 2: Convert to fraction form
    29,507.67/40,715.82 = 17,570.70/x
  3. Step 3: Cross multiply
    29,507.67x = 40,715.82 × 17,570.70
  4. Step 4: Simplify right side
    29,507.67x = 715,405,458.47
  5. Step 5: Solve for x
    x = 715,405,458.47/29,507.67
  6. Step 6: Final answer
    x = 24,244.73

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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.