Home / 51,819.39-77,728.22-23,340.50

Finding the Fourth Proportional to 51,819.39, 77,728.22 and 23,340.50

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Solution

The fourth proportional to 51,819.39, 77,728.22 and 23,340.50 is: 35,010.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,819.39 : 77,728.22 = 23,340.50 : x
  2. Step 2: Convert to fraction form
    51,819.39/77,728.22 = 23,340.50/x
  3. Step 3: Cross multiply
    51,819.39x = 77,728.22 × 23,340.50
  4. Step 4: Simplify right side
    51,819.39x = 1,814,215,640.29
  5. Step 5: Solve for x
    x = 1,814,215,640.29/51,819.39
  6. Step 6: Final answer
    x = 35,010.36

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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.