Home / 65,867.78-98,820.17-26,452.57

Finding the Fourth Proportional to 65,867.78, 98,820.17 and 26,452.57

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Solution

The fourth proportional to 65,867.78, 98,820.17 and 26,452.57 is: 39,686.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,867.78 : 98,820.17 = 26,452.57 : x
  2. Step 2: Convert to fraction form
    65,867.78/98,820.17 = 26,452.57/x
  3. Step 3: Cross multiply
    65,867.78x = 98,820.17 × 26,452.57
  4. Step 4: Simplify right side
    65,867.78x = 2,614,047,464.34
  5. Step 5: Solve for x
    x = 2,614,047,464.34/65,867.78
  6. Step 6: Final answer
    x = 39,686.28

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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.