Home / 22,175.18-30,602.47-12,614.83

Finding the Fourth Proportional to 22,175.18, 30,602.47 and 12,614.83

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Solution

The fourth proportional to 22,175.18, 30,602.47 and 12,614.83 is: 17,408.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,175.18 : 30,602.47 = 12,614.83 : x
  2. Step 2: Convert to fraction form
    22,175.18/30,602.47 = 12,614.83/x
  3. Step 3: Cross multiply
    22,175.18x = 30,602.47 × 12,614.83
  4. Step 4: Simplify right side
    22,175.18x = 386,044,956.63
  5. Step 5: Solve for x
    x = 386,044,956.63/22,175.18
  6. Step 6: Final answer
    x = 17,408.88

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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.