Home / 47,642.85-65,743.25-26,132.22

Finding the Fourth Proportional to 47,642.85, 65,743.25 and 26,132.22

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Solution

The fourth proportional to 47,642.85, 65,743.25 and 26,132.22 is: 36,060.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,642.85 : 65,743.25 = 26,132.22 : x
  2. Step 2: Convert to fraction form
    47,642.85/65,743.25 = 26,132.22/x
  3. Step 3: Cross multiply
    47,642.85x = 65,743.25 × 26,132.22
  4. Step 4: Simplify right side
    47,642.85x = 1,718,016,941.85
  5. Step 5: Solve for x
    x = 1,718,016,941.85/47,642.85
  6. Step 6: Final answer
    x = 36,060.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.