Home / 38,054.71-57,089.21-11,753.30

Finding the Fourth Proportional to 38,054.71, 57,089.21 and 11,753.30

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Solution

The fourth proportional to 38,054.71, 57,089.21 and 11,753.30 is: 17,632.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,054.71 : 57,089.21 = 11,753.30 : x
  2. Step 2: Convert to fraction form
    38,054.71/57,089.21 = 11,753.30/x
  3. Step 3: Cross multiply
    38,054.71x = 57,089.21 × 11,753.30
  4. Step 4: Simplify right side
    38,054.71x = 670,986,695.85
  5. Step 5: Solve for x
    x = 670,986,695.85/38,054.71
  6. Step 6: Final answer
    x = 17,632.16

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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.