Home / 52,095.20-71,891.28-28,222.47

Finding the Fourth Proportional to 52,095.20, 71,891.28 and 28,222.47

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Solution

The fourth proportional to 52,095.20, 71,891.28 and 28,222.47 is: 38,946.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,095.20 : 71,891.28 = 28,222.47 : x
  2. Step 2: Convert to fraction form
    52,095.20/71,891.28 = 28,222.47/x
  3. Step 3: Cross multiply
    52,095.20x = 71,891.28 × 28,222.47
  4. Step 4: Simplify right side
    52,095.20x = 2,028,949,493.06
  5. Step 5: Solve for x
    x = 2,028,949,493.06/52,095.20
  6. Step 6: Final answer
    x = 38,946.96

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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.