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Finding the Fourth Proportional to 42,207.67, 58,242.67 and 23,344.39

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Solution

The fourth proportional to 42,207.67, 58,242.67 and 23,344.39 is: 32,213.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,207.67 : 58,242.67 = 23,344.39 : x
  2. Step 2: Convert to fraction form
    42,207.67/58,242.67 = 23,344.39/x
  3. Step 3: Cross multiply
    42,207.67x = 58,242.67 × 23,344.39
  4. Step 4: Simplify right side
    42,207.67x = 1,359,639,603.12
  5. Step 5: Solve for x
    x = 1,359,639,603.12/42,207.67
  6. Step 6: Final answer
    x = 32,213.09

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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.