Home / 21,864.60-32,753.70-13,073.40

Finding the Fourth Proportional to 21,864.60, 32,753.70 and 13,073.40

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Solution

The fourth proportional to 21,864.60, 32,753.70 and 13,073.40 is: 19,584.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,864.60 : 32,753.70 = 13,073.40 : x
  2. Step 2: Convert to fraction form
    21,864.60/32,753.70 = 13,073.40/x
  3. Step 3: Cross multiply
    21,864.60x = 32,753.70 × 13,073.40
  4. Step 4: Simplify right side
    21,864.60x = 428,202,221.58
  5. Step 5: Solve for x
    x = 428,202,221.58/21,864.60
  6. Step 6: Final answer
    x = 19,584.27

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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.