Home / 51,647.76-77,480.73-26,680.86

Finding the Fourth Proportional to 51,647.76, 77,480.73 and 26,680.86

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Solution

The fourth proportional to 51,647.76, 77,480.73 and 26,680.86 is: 40,025.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,647.76 : 77,480.73 = 26,680.86 : x
  2. Step 2: Convert to fraction form
    51,647.76/77,480.73 = 26,680.86/x
  3. Step 3: Cross multiply
    51,647.76x = 77,480.73 × 26,680.86
  4. Step 4: Simplify right side
    51,647.76x = 2,067,252,509.83
  5. Step 5: Solve for x
    x = 2,067,252,509.83/51,647.76
  6. Step 6: Final answer
    x = 40,025.99

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1.5x scale

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.