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Finding the Fourth Proportional to 23,963.32, 35,848.62 and 20,711.32

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Solution

The fourth proportional to 23,963.32, 35,848.62 and 20,711.32 is: 30,983.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,963.32 : 35,848.62 = 20,711.32 : x
  2. Step 2: Convert to fraction form
    23,963.32/35,848.62 = 20,711.32/x
  3. Step 3: Cross multiply
    23,963.32x = 35,848.62 × 20,711.32
  4. Step 4: Simplify right side
    23,963.32x = 742,472,240.38
  5. Step 5: Solve for x
    x = 742,472,240.38/23,963.32
  6. Step 6: Final answer
    x = 30,983.70

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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.