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Finding the Fourth Proportional to 23,304.76, 34,959.60 and 9,979.12

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Solution

The fourth proportional to 23,304.76, 34,959.60 and 9,979.12 is: 14,969.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,304.76 : 34,959.60 = 9,979.12 : x
  2. Step 2: Convert to fraction form
    23,304.76/34,959.60 = 9,979.12/x
  3. Step 3: Cross multiply
    23,304.76x = 34,959.60 × 9,979.12
  4. Step 4: Simplify right side
    23,304.76x = 348,866,043.55
  5. Step 5: Solve for x
    x = 348,866,043.55/23,304.76
  6. Step 6: Final answer
    x = 14,969.73

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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.