Home / 21,702.17-32,550.80-14,726.99

Finding the Fourth Proportional to 21,702.17, 32,550.80 and 14,726.99

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Solution

The fourth proportional to 21,702.17, 32,550.80 and 14,726.99 is: 22,088.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,702.17 : 32,550.80 = 14,726.99 : x
  2. Step 2: Convert to fraction form
    21,702.17/32,550.80 = 14,726.99/x
  3. Step 3: Cross multiply
    21,702.17x = 32,550.80 × 14,726.99
  4. Step 4: Simplify right side
    21,702.17x = 479,375,069.70
  5. Step 5: Solve for x
    x = 479,375,069.70/21,702.17
  6. Step 6: Final answer
    x = 22,088.81

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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.