Home / 51,745.95-77,632.58-28,042.97

Finding the Fourth Proportional to 51,745.95, 77,632.58 and 28,042.97

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Solution

The fourth proportional to 51,745.95, 77,632.58 and 28,042.97 is: 42,071.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,745.95 : 77,632.58 = 28,042.97 : x
  2. Step 2: Convert to fraction form
    51,745.95/77,632.58 = 28,042.97/x
  3. Step 3: Cross multiply
    51,745.95x = 77,632.58 × 28,042.97
  4. Step 4: Simplify right side
    51,745.95x = 2,177,047,793.91
  5. Step 5: Solve for x
    x = 2,177,047,793.91/51,745.95
  6. Step 6: Final answer
    x = 42,071.85

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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.