Home / 21,536.25-32,288.85-14,498.88

Finding the Fourth Proportional to 21,536.25, 32,288.85 and 14,498.88

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Solution

The fourth proportional to 21,536.25, 32,288.85 and 14,498.88 is: 21,737.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,536.25 : 32,288.85 = 14,498.88 : x
  2. Step 2: Convert to fraction form
    21,536.25/32,288.85 = 14,498.88/x
  3. Step 3: Cross multiply
    21,536.25x = 32,288.85 × 14,498.88
  4. Step 4: Simplify right side
    21,536.25x = 468,152,161.49
  5. Step 5: Solve for x
    x = 468,152,161.49/21,536.25
  6. Step 6: Final answer
    x = 21,737.87

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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.