Home / 22,490.46-33,553.85-20,248.58

Finding the Fourth Proportional to 22,490.46, 33,553.85 and 20,248.58

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Solution

The fourth proportional to 22,490.46, 33,553.85 and 20,248.58 is: 30,209.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,490.46 : 33,553.85 = 20,248.58 : x
  2. Step 2: Convert to fraction form
    22,490.46/33,553.85 = 20,248.58/x
  3. Step 3: Cross multiply
    22,490.46x = 33,553.85 × 20,248.58
  4. Step 4: Simplify right side
    22,490.46x = 679,417,798.67
  5. Step 5: Solve for x
    x = 679,417,798.67/22,490.46
  6. Step 6: Final answer
    x = 30,209.16

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.