Home / 22,701.38-31,324.95-12,627.83

Finding the Fourth Proportional to 22,701.38, 31,324.95 and 12,627.83

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Solution

The fourth proportional to 22,701.38, 31,324.95 and 12,627.83 is: 17,424.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,701.38 : 31,324.95 = 12,627.83 : x
  2. Step 2: Convert to fraction form
    22,701.38/31,324.95 = 12,627.83/x
  3. Step 3: Cross multiply
    22,701.38x = 31,324.95 × 12,627.83
  4. Step 4: Simplify right side
    22,701.38x = 395,566,143.36
  5. Step 5: Solve for x
    x = 395,566,143.36/22,701.38
  6. Step 6: Final answer
    x = 17,424.76

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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.