Home / 49,331.76-68,078.13-26,670.72

Finding the Fourth Proportional to 49,331.76, 68,078.13 and 26,670.72

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Solution

The fourth proportional to 49,331.76, 68,078.13 and 26,670.72 is: 36,805.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,331.76 : 68,078.13 = 26,670.72 : x
  2. Step 2: Convert to fraction form
    49,331.76/68,078.13 = 26,670.72/x
  3. Step 3: Cross multiply
    49,331.76x = 68,078.13 × 26,670.72
  4. Step 4: Simplify right side
    49,331.76x = 1,815,692,743.35
  5. Step 5: Solve for x
    x = 1,815,692,743.35/49,331.76
  6. Step 6: Final answer
    x = 36,805.76

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1.5x scale

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.