Home / 38,247.93-57,330.88-18,499.32

Finding the Fourth Proportional to 38,247.93, 57,330.88 and 18,499.32

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Solution

The fourth proportional to 38,247.93, 57,330.88 and 18,499.32 is: 27,729.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,247.93 : 57,330.88 = 18,499.32 : x
  2. Step 2: Convert to fraction form
    38,247.93/57,330.88 = 18,499.32/x
  3. Step 3: Cross multiply
    38,247.93x = 57,330.88 × 18,499.32
  4. Step 4: Simplify right side
    38,247.93x = 1,060,582,567.80
  5. Step 5: Solve for x
    x = 1,060,582,567.80/38,247.93
  6. Step 6: Final answer
    x = 27,729.15

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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.