Home / 51,761.60-77,565.46-26,768.30

Finding the Fourth Proportional to 51,761.60, 77,565.46 and 26,768.30

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Solution

The fourth proportional to 51,761.60, 77,565.46 and 26,768.30 is: 40,112.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,761.60 : 77,565.46 = 26,768.30 : x
  2. Step 2: Convert to fraction form
    51,761.60/77,565.46 = 26,768.30/x
  3. Step 3: Cross multiply
    51,761.60x = 77,565.46 × 26,768.30
  4. Step 4: Simplify right side
    51,761.60x = 2,076,295,502.92
  5. Step 5: Solve for x
    x = 2,076,295,502.92/51,761.60
  6. Step 6: Final answer
    x = 40,112.66

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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.