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Finding the Fourth Proportional to 42,473.79, 58,614.05 and 23,354.79

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Solution

The fourth proportional to 42,473.79, 58,614.05 and 23,354.79 is: 32,229.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,473.79 : 58,614.05 = 23,354.79 : x
  2. Step 2: Convert to fraction form
    42,473.79/58,614.05 = 23,354.79/x
  3. Step 3: Cross multiply
    42,473.79x = 58,614.05 × 23,354.79
  4. Step 4: Simplify right side
    42,473.79x = 1,368,918,995.41
  5. Step 5: Solve for x
    x = 1,368,918,995.41/42,473.79
  6. Step 6: Final answer
    x = 32,229.74

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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.