Home / 51,695.91-77,544.26-28,309.59

Finding the Fourth Proportional to 51,695.91, 77,544.26 and 28,309.59

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Solution

The fourth proportional to 51,695.91, 77,544.26 and 28,309.59 is: 42,464.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,695.91 : 77,544.26 = 28,309.59 : x
  2. Step 2: Convert to fraction form
    51,695.91/77,544.26 = 28,309.59/x
  3. Step 3: Cross multiply
    51,695.91x = 77,544.26 × 28,309.59
  4. Step 4: Simplify right side
    51,695.91x = 2,195,246,065.91
  5. Step 5: Solve for x
    x = 2,195,246,065.91/51,695.91
  6. Step 6: Final answer
    x = 42,464.60

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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.