Home / 21,337.29-32,011.08-8,010.43

Finding the Fourth Proportional to 21,337.29, 32,011.08 and 8,010.43

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Solution

The fourth proportional to 21,337.29, 32,011.08 and 8,010.43 is: 12,017.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,337.29 : 32,011.08 = 8,010.43 : x
  2. Step 2: Convert to fraction form
    21,337.29/32,011.08 = 8,010.43/x
  3. Step 3: Cross multiply
    21,337.29x = 32,011.08 × 8,010.43
  4. Step 4: Simplify right side
    21,337.29x = 256,422,515.56
  5. Step 5: Solve for x
    x = 256,422,515.56/21,337.29
  6. Step 6: Final answer
    x = 12,017.58

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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.