Home / 39,839.53-54,966.14-22,609.04

Finding the Fourth Proportional to 39,839.53, 54,966.14 and 22,609.04

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Solution

The fourth proportional to 39,839.53, 54,966.14 and 22,609.04 is: 31,193.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,839.53 : 54,966.14 = 22,609.04 : x
  2. Step 2: Convert to fraction form
    39,839.53/54,966.14 = 22,609.04/x
  3. Step 3: Cross multiply
    39,839.53x = 54,966.14 × 22,609.04
  4. Step 4: Simplify right side
    39,839.53x = 1,242,731,544.86
  5. Step 5: Solve for x
    x = 1,242,731,544.86/39,839.53
  6. Step 6: Final answer
    x = 31,193.43

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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.