Home / 38,188.97-57,325.34-30,341.91

Finding the Fourth Proportional to 38,188.97, 57,325.34 and 30,341.91

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Solution

The fourth proportional to 38,188.97, 57,325.34 and 30,341.91 is: 45,546.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,188.97 : 57,325.34 = 30,341.91 : x
  2. Step 2: Convert to fraction form
    38,188.97/57,325.34 = 30,341.91/x
  3. Step 3: Cross multiply
    38,188.97x = 57,325.34 × 30,341.91
  4. Step 4: Simplify right side
    38,188.97x = 1,739,360,307.00
  5. Step 5: Solve for x
    x = 1,739,360,307.00/38,188.97
  6. Step 6: Final answer
    x = 45,546.14

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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.