Home / 21,737.20-32,605.80-8,584.24

Finding the Fourth Proportional to 21,737.20, 32,605.80 and 8,584.24

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Solution

The fourth proportional to 21,737.20, 32,605.80 and 8,584.24 is: 12,876.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,737.20 : 32,605.80 = 8,584.24 : x
  2. Step 2: Convert to fraction form
    21,737.20/32,605.80 = 8,584.24/x
  3. Step 3: Cross multiply
    21,737.20x = 32,605.80 × 8,584.24
  4. Step 4: Simplify right side
    21,737.20x = 279,896,012.59
  5. Step 5: Solve for x
    x = 279,896,012.59/21,737.20
  6. Step 6: Final answer
    x = 12,876.36

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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.