Home / 52,104.99-71,904.87-28,231.68

Finding the Fourth Proportional to 52,104.99, 71,904.87 and 28,231.68

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Solution

The fourth proportional to 52,104.99, 71,904.87 and 28,231.68 is: 38,959.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,104.99 : 71,904.87 = 28,231.68 : x
  2. Step 2: Convert to fraction form
    52,104.99/71,904.87 = 28,231.68/x
  3. Step 3: Cross multiply
    52,104.99x = 71,904.87 × 28,231.68
  4. Step 4: Simplify right side
    52,104.99x = 2,029,995,280.28
  5. Step 5: Solve for x
    x = 2,029,995,280.28/52,104.99
  6. Step 6: Final answer
    x = 38,959.71

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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.