Home / 32,412.78-44,728.29-18,265.68

Finding the Fourth Proportional to 32,412.78, 44,728.29 and 18,265.68

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Solution

The fourth proportional to 32,412.78, 44,728.29 and 18,265.68 is: 25,205.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,412.78 : 44,728.29 = 18,265.68 : x
  2. Step 2: Convert to fraction form
    32,412.78/44,728.29 = 18,265.68/x
  3. Step 3: Cross multiply
    32,412.78x = 44,728.29 × 18,265.68
  4. Step 4: Simplify right side
    32,412.78x = 816,992,632.09
  5. Step 5: Solve for x
    x = 816,992,632.09/32,412.78
  6. Step 6: Final answer
    x = 25,205.88

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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.