Home / 22,508.60-31,062.18-12,437.27

Finding the Fourth Proportional to 22,508.60, 31,062.18 and 12,437.27

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Solution

The fourth proportional to 22,508.60, 31,062.18 and 12,437.27 is: 17,163.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,508.60 : 31,062.18 = 12,437.27 : x
  2. Step 2: Convert to fraction form
    22,508.60/31,062.18 = 12,437.27/x
  3. Step 3: Cross multiply
    22,508.60x = 31,062.18 × 12,437.27
  4. Step 4: Simplify right side
    22,508.60x = 386,328,564.14
  5. Step 5: Solve for x
    x = 386,328,564.14/22,508.60
  6. Step 6: Final answer
    x = 17,163.60

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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.