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Finding the Fourth Proportional to 23,671.48, 35,507.07 and 8,869.90

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Solution

The fourth proportional to 23,671.48, 35,507.07 and 8,869.90 is: 13,304.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,671.48 : 35,507.07 = 8,869.90 : x
  2. Step 2: Convert to fraction form
    23,671.48/35,507.07 = 8,869.90/x
  3. Step 3: Cross multiply
    23,671.48x = 35,507.07 × 8,869.90
  4. Step 4: Simplify right side
    23,671.48x = 314,944,160.19
  5. Step 5: Solve for x
    x = 314,944,160.19/23,671.48
  6. Step 6: Final answer
    x = 13,304.79

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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.