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Finding the Fourth Proportional to 60,288, 90,432 and 23,352

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Solution

The fourth proportional to 60,288, 90,432 and 23,352 is: 35,028

Step by Step Solution

  1. Step 1: Write the proportion equation
    60,288 : 90,432 = 23,352 : x
  2. Step 2: Convert to fraction form
    60,288/90,432 = 23,352/x
  3. Step 3: Cross multiply
    60,288x = 90,432 × 23,352
  4. Step 4: Simplify right side
    60,288x = 2,111,768,064
  5. Step 5: Solve for x
    x = 2,111,768,064/60,288
  6. Step 6: Final answer
    x = 35,028

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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.