Home / 38,041.20-57,068.28-11,388.96

Finding the Fourth Proportional to 38,041.20, 57,068.28 and 11,388.96

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Solution

The fourth proportional to 38,041.20, 57,068.28 and 11,388.96 is: 17,085.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,041.20 : 57,068.28 = 11,388.96 : x
  2. Step 2: Convert to fraction form
    38,041.20/57,068.28 = 11,388.96/x
  3. Step 3: Cross multiply
    38,041.20x = 57,068.28 × 11,388.96
  4. Step 4: Simplify right side
    38,041.20x = 649,948,358.19
  5. Step 5: Solve for x
    x = 649,948,358.19/38,041.20
  6. Step 6: Final answer
    x = 17,085.38

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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.