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Finding the Fourth Proportional to 23,151.52, 34,728.88 and 9,300.52

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Solution

The fourth proportional to 23,151.52, 34,728.88 and 9,300.52 is: 13,951.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,151.52 : 34,728.88 = 9,300.52 : x
  2. Step 2: Convert to fraction form
    23,151.52/34,728.88 = 9,300.52/x
  3. Step 3: Cross multiply
    23,151.52x = 34,728.88 × 9,300.52
  4. Step 4: Simplify right side
    23,151.52x = 322,996,643.02
  5. Step 5: Solve for x
    x = 322,996,643.02/23,151.52
  6. Step 6: Final answer
    x = 13,951.42

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1.5x scale

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.