Home / 21,337.52-32,006.28-17,681.84

Finding the Fourth Proportional to 21,337.52, 32,006.28 and 17,681.84

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Solution

The fourth proportional to 21,337.52, 32,006.28 and 17,681.84 is: 26,522.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,337.52 : 32,006.28 = 17,681.84 : x
  2. Step 2: Convert to fraction form
    21,337.52/32,006.28 = 17,681.84/x
  3. Step 3: Cross multiply
    21,337.52x = 32,006.28 × 17,681.84
  4. Step 4: Simplify right side
    21,337.52x = 565,929,921.96
  5. Step 5: Solve for x
    x = 565,929,921.96/21,337.52
  6. Step 6: Final answer
    x = 26,522.76

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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.