Home / 21,534.98-32,290.02-8,371.95

Finding the Fourth Proportional to 21,534.98, 32,290.02 and 8,371.95

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Solution

The fourth proportional to 21,534.98, 32,290.02 and 8,371.95 is: 12,553.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,534.98 : 32,290.02 = 8,371.95 : x
  2. Step 2: Convert to fraction form
    21,534.98/32,290.02 = 8,371.95/x
  3. Step 3: Cross multiply
    21,534.98x = 32,290.02 × 8,371.95
  4. Step 4: Simplify right side
    21,534.98x = 270,330,432.94
  5. Step 5: Solve for x
    x = 270,330,432.94/21,534.98
  6. Step 6: Final answer
    x = 12,553.09

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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.