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Finding the Fourth Proportional to 42,307.38, 58,384.53 and 23,444.82

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Solution

The fourth proportional to 42,307.38, 58,384.53 and 23,444.82 is: 32,354.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,307.38 : 58,384.53 = 23,444.82 : x
  2. Step 2: Convert to fraction form
    42,307.38/58,384.53 = 23,444.82/x
  3. Step 3: Cross multiply
    42,307.38x = 58,384.53 × 23,444.82
  4. Step 4: Simplify right side
    42,307.38x = 1,368,814,796.63
  5. Step 5: Solve for x
    x = 1,368,814,796.63/42,307.38
  6. Step 6: Final answer
    x = 32,354.04

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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.