Home / 51,984.56-71,738.70-28,111.24

Finding the Fourth Proportional to 51,984.56, 71,738.70 and 28,111.24

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Solution

The fourth proportional to 51,984.56, 71,738.70 and 28,111.24 is: 38,793.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,984.56 : 71,738.70 = 28,111.24 : x
  2. Step 2: Convert to fraction form
    51,984.56/71,738.70 = 28,111.24/x
  3. Step 3: Cross multiply
    51,984.56x = 71,738.70 × 28,111.24
  4. Step 4: Simplify right side
    51,984.56x = 2,016,663,812.99
  5. Step 5: Solve for x
    x = 2,016,663,812.99/51,984.56
  6. Step 6: Final answer
    x = 38,793.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.