Home / 21,446.28-29,594.52-12,493.44

Finding the Fourth Proportional to 21,446.28, 29,594.52 and 12,493.44

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Solution

The fourth proportional to 21,446.28, 29,594.52 and 12,493.44 is: 17,240.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,446.28 : 29,594.52 = 12,493.44 : x
  2. Step 2: Convert to fraction form
    21,446.28/29,594.52 = 12,493.44/x
  3. Step 3: Cross multiply
    21,446.28x = 29,594.52 × 12,493.44
  4. Step 4: Simplify right side
    21,446.28x = 369,737,359.95
  5. Step 5: Solve for x
    x = 369,737,359.95/21,446.28
  6. Step 6: Final answer
    x = 17,240.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.