Home / 22,494.76-31,043.26-12,423.18

Finding the Fourth Proportional to 22,494.76, 31,043.26 and 12,423.18

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Solution

The fourth proportional to 22,494.76, 31,043.26 and 12,423.18 is: 17,144.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,494.76 : 31,043.26 = 12,423.18 : x
  2. Step 2: Convert to fraction form
    22,494.76/31,043.26 = 12,423.18/x
  3. Step 3: Cross multiply
    22,494.76x = 31,043.26 × 12,423.18
  4. Step 4: Simplify right side
    22,494.76x = 385,656,006.77
  5. Step 5: Solve for x
    x = 385,656,006.77/22,494.76
  6. Step 6: Final answer
    x = 17,144.26

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Half scale
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Double scale
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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.