Home / 22,981.44-34,472.16-12,587.52

Finding the Fourth Proportional to 22,981.44, 34,472.16 and 12,587.52

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Solution

The fourth proportional to 22,981.44, 34,472.16 and 12,587.52 is: 18,881.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,981.44 : 34,472.16 = 12,587.52 : x
  2. Step 2: Convert to fraction form
    22,981.44/34,472.16 = 12,587.52/x
  3. Step 3: Cross multiply
    22,981.44x = 34,472.16 × 12,587.52
  4. Step 4: Simplify right side
    22,981.44x = 433,919,003.44
  5. Step 5: Solve for x
    x = 433,919,003.44/22,981.44
  6. Step 6: Final answer
    x = 18,881.28

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.