Home / 22,552.59-31,124.13-12,481.45

Finding the Fourth Proportional to 22,552.59, 31,124.13 and 12,481.45

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Solution

The fourth proportional to 22,552.59, 31,124.13 and 12,481.45 is: 17,225.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,552.59 : 31,124.13 = 12,481.45 : x
  2. Step 2: Convert to fraction form
    22,552.59/31,124.13 = 12,481.45/x
  3. Step 3: Cross multiply
    22,552.59x = 31,124.13 × 12,481.45
  4. Step 4: Simplify right side
    22,552.59x = 388,474,272.39
  5. Step 5: Solve for x
    x = 388,474,272.39/22,552.59
  6. Step 6: Final answer
    x = 17,225.26

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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.