Home / 65,514.66-98,189.79-28,030.69

Finding the Fourth Proportional to 65,514.66, 98,189.79 and 28,030.69

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Solution

The fourth proportional to 65,514.66, 98,189.79 and 28,030.69 is: 42,010.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,514.66 : 98,189.79 = 28,030.69 : x
  2. Step 2: Convert to fraction form
    65,514.66/98,189.79 = 28,030.69/x
  3. Step 3: Cross multiply
    65,514.66x = 98,189.79 × 28,030.69
  4. Step 4: Simplify right side
    65,514.66x = 2,752,327,564.66
  5. Step 5: Solve for x
    x = 2,752,327,564.66/65,514.66
  6. Step 6: Final answer
    x = 42,010.87

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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.