Home / 22,140.43-33,204.57-13,248.77

Finding the Fourth Proportional to 22,140.43, 33,204.57 and 13,248.77

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Solution

The fourth proportional to 22,140.43, 33,204.57 and 13,248.77 is: 19,869.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,140.43 : 33,204.57 = 13,248.77 : x
  2. Step 2: Convert to fraction form
    22,140.43/33,204.57 = 13,248.77/x
  3. Step 3: Cross multiply
    22,140.43x = 33,204.57 × 13,248.77
  4. Step 4: Simplify right side
    22,140.43x = 439,919,478.61
  5. Step 5: Solve for x
    x = 439,919,478.61/22,140.43
  6. Step 6: Final answer
    x = 19,869.51

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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.