Home / 65,513.66-98,188.29-28,029.69

Finding the Fourth Proportional to 65,513.66, 98,188.29 and 28,029.69

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Solution

The fourth proportional to 65,513.66, 98,188.29 and 28,029.69 is: 42,009.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,513.66 : 98,188.29 = 28,029.69 : x
  2. Step 2: Convert to fraction form
    65,513.66/98,188.29 = 28,029.69/x
  3. Step 3: Cross multiply
    65,513.66x = 98,188.29 × 28,029.69
  4. Step 4: Simplify right side
    65,513.66x = 2,752,187,330.33
  5. Step 5: Solve for x
    x = 2,752,187,330.33/65,513.66
  6. Step 6: Final answer
    x = 42,009.37

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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.