Home / 32,448.72-44,778.78-18,306.12

Finding the Fourth Proportional to 32,448.72, 44,778.78 and 18,306.12

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Solution

The fourth proportional to 32,448.72, 44,778.78 and 18,306.12 is: 25,262.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,448.72 : 44,778.78 = 18,306.12 : x
  2. Step 2: Convert to fraction form
    32,448.72/44,778.78 = 18,306.12/x
  3. Step 3: Cross multiply
    32,448.72x = 44,778.78 × 18,306.12
  4. Step 4: Simplify right side
    32,448.72x = 819,725,720.13
  5. Step 5: Solve for x
    x = 819,725,720.13/32,448.72
  6. Step 6: Final answer
    x = 25,262.19

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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.