Home / 38,341.10-57,521.19-30,473.30

Finding the Fourth Proportional to 38,341.10, 57,521.19 and 30,473.30

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Solution

The fourth proportional to 38,341.10, 57,521.19 and 30,473.30 is: 45,717.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,341.10 : 57,521.19 = 30,473.30 : x
  2. Step 2: Convert to fraction form
    38,341.10/57,521.19 = 30,473.30/x
  3. Step 3: Cross multiply
    38,341.10x = 57,521.19 × 30,473.30
  4. Step 4: Simplify right side
    38,341.10x = 1,752,860,479.23
  5. Step 5: Solve for x
    x = 1,752,860,479.23/38,341.10
  6. Step 6: Final answer
    x = 45,717.53

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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.