Home / 38,248.64-57,387.68-18,525.68

Finding the Fourth Proportional to 38,248.64, 57,387.68 and 18,525.68

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Solution

The fourth proportional to 38,248.64, 57,387.68 and 18,525.68 is: 27,795.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,248.64 : 57,387.68 = 18,525.68 : x
  2. Step 2: Convert to fraction form
    38,248.64/57,387.68 = 18,525.68/x
  3. Step 3: Cross multiply
    38,248.64x = 57,387.68 × 18,525.68
  4. Step 4: Simplify right side
    38,248.64x = 1,063,145,795.62
  5. Step 5: Solve for x
    x = 1,063,145,795.62/38,248.64
  6. Step 6: Final answer
    x = 27,795.65

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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.