Home / 21,375.08-32,060.71-9,529.43

Finding the Fourth Proportional to 21,375.08, 32,060.71 and 9,529.43

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Solution

The fourth proportional to 21,375.08, 32,060.71 and 9,529.43 is: 14,293.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,375.08 : 32,060.71 = 9,529.43 : x
  2. Step 2: Convert to fraction form
    21,375.08/32,060.71 = 9,529.43/x
  3. Step 3: Cross multiply
    21,375.08x = 32,060.71 × 9,529.43
  4. Step 4: Simplify right side
    21,375.08x = 305,520,291.70
  5. Step 5: Solve for x
    x = 305,520,291.70/21,375.08
  6. Step 6: Final answer
    x = 14,293.29

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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.