Home / 38,287.24-57,378.66-18,526.36

Finding the Fourth Proportional to 38,287.24, 57,378.66 and 18,526.36

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Solution

The fourth proportional to 38,287.24, 57,378.66 and 18,526.36 is: 27,764.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,287.24 : 57,378.66 = 18,526.36 : x
  2. Step 2: Convert to fraction form
    38,287.24/57,378.66 = 18,526.36/x
  3. Step 3: Cross multiply
    38,287.24x = 57,378.66 × 18,526.36
  4. Step 4: Simplify right side
    38,287.24x = 1,063,017,711.48
  5. Step 5: Solve for x
    x = 1,063,017,711.48/38,287.24
  6. Step 6: Final answer
    x = 27,764.28

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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.