Home / 21,772.97-32,604.05-14,354.92

Finding the Fourth Proportional to 21,772.97, 32,604.05 and 14,354.92

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Solution

The fourth proportional to 21,772.97, 32,604.05 and 14,354.92 is: 21,495.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,772.97 : 32,604.05 = 14,354.92 : x
  2. Step 2: Convert to fraction form
    21,772.97/32,604.05 = 14,354.92/x
  3. Step 3: Cross multiply
    21,772.97x = 32,604.05 × 14,354.92
  4. Step 4: Simplify right side
    21,772.97x = 468,028,483.80
  5. Step 5: Solve for x
    x = 468,028,483.80/21,772.97
  6. Step 6: Final answer
    x = 21,495.85

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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.