Home / 22,607.64-33,909.30-13,838.04

Finding the Fourth Proportional to 22,607.64, 33,909.30 and 13,838.04

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Solution

The fourth proportional to 22,607.64, 33,909.30 and 13,838.04 is: 20,755.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,607.64 : 33,909.30 = 13,838.04 : x
  2. Step 2: Convert to fraction form
    22,607.64/33,909.30 = 13,838.04/x
  3. Step 3: Cross multiply
    22,607.64x = 33,909.30 × 13,838.04
  4. Step 4: Simplify right side
    22,607.64x = 469,238,249.77
  5. Step 5: Solve for x
    x = 469,238,249.77/22,607.64
  6. Step 6: Final answer
    x = 20,755.74

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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.