Home / 65,360.89-98,057.73-18,613.75

Finding the Fourth Proportional to 65,360.89, 98,057.73 and 18,613.75

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Solution

The fourth proportional to 65,360.89, 98,057.73 and 18,613.75 is: 27,925.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,360.89 : 98,057.73 = 18,613.75 : x
  2. Step 2: Convert to fraction form
    65,360.89/98,057.73 = 18,613.75/x
  3. Step 3: Cross multiply
    65,360.89x = 98,057.73 × 18,613.75
  4. Step 4: Simplify right side
    65,360.89x = 1,825,222,071.79
  5. Step 5: Solve for x
    x = 1,825,222,071.79/65,360.89
  6. Step 6: Final answer
    x = 27,925.29

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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.