Home / 22,592.14-31,174.43-12,520.70

Finding the Fourth Proportional to 22,592.14, 31,174.43 and 12,520.70

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Solution

The fourth proportional to 22,592.14, 31,174.43 and 12,520.70 is: 17,277.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,592.14 : 31,174.43 = 12,520.70 : x
  2. Step 2: Convert to fraction form
    22,592.14/31,174.43 = 12,520.70/x
  3. Step 3: Cross multiply
    22,592.14x = 31,174.43 × 12,520.70
  4. Step 4: Simplify right side
    22,592.14x = 390,325,685.70
  5. Step 5: Solve for x
    x = 390,325,685.70/22,592.14
  6. Step 6: Final answer
    x = 17,277.06

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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.