Home / 22,938.72-34,404.84-11,248.80

Finding the Fourth Proportional to 22,938.72, 34,404.84 and 11,248.80

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Solution

The fourth proportional to 22,938.72, 34,404.84 and 11,248.80 is: 16,871.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,938.72 : 34,404.84 = 11,248.80 : x
  2. Step 2: Convert to fraction form
    22,938.72/34,404.84 = 11,248.80/x
  3. Step 3: Cross multiply
    22,938.72x = 34,404.84 × 11,248.80
  4. Step 4: Simplify right side
    22,938.72x = 387,013,164.19
  5. Step 5: Solve for x
    x = 387,013,164.19/22,938.72
  6. Step 6: Final answer
    x = 16,871.61

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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.