Home / 22,972.55-31,701.92-12,901.14

Finding the Fourth Proportional to 22,972.55, 31,701.92 and 12,901.14

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Solution

The fourth proportional to 22,972.55, 31,701.92 and 12,901.14 is: 17,803.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,972.55 : 31,701.92 = 12,901.14 : x
  2. Step 2: Convert to fraction form
    22,972.55/31,701.92 = 12,901.14/x
  3. Step 3: Cross multiply
    22,972.55x = 31,701.92 × 12,901.14
  4. Step 4: Simplify right side
    22,972.55x = 408,990,843.68
  5. Step 5: Solve for x
    x = 408,990,843.68/22,972.55
  6. Step 6: Final answer
    x = 17,803.46

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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.