Home / 51,355.44-70,869.66-28,694.76

Finding the Fourth Proportional to 51,355.44, 70,869.66 and 28,694.76

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Solution

The fourth proportional to 51,355.44, 70,869.66 and 28,694.76 is: 39,598.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,355.44 : 70,869.66 = 28,694.76 : x
  2. Step 2: Convert to fraction form
    51,355.44/70,869.66 = 28,694.76/x
  3. Step 3: Cross multiply
    51,355.44x = 70,869.66 × 28,694.76
  4. Step 4: Simplify right side
    51,355.44x = 2,033,587,884.98
  5. Step 5: Solve for x
    x = 2,033,587,884.98/51,355.44
  6. Step 6: Final answer
    x = 39,598.30

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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.