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Finding the Fourth Proportional to 58,944, 88,432.20 and 17,391

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Solution

The fourth proportional to 58,944, 88,432.20 and 17,391 is: 26,091.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    58,944 : 88,432.20 = 17,391 : x
  2. Step 2: Convert to fraction form
    58,944/88,432.20 = 17,391/x
  3. Step 3: Cross multiply
    58,944x = 88,432.20 × 17,391
  4. Step 4: Simplify right side
    58,944x = 1,537,924,390.20
  5. Step 5: Solve for x
    x = 1,537,924,390.20/58,944
  6. Step 6: Final answer
    x = 26,091.28

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.