Home / 52,148.14-71,964.12-28,274.74

Finding the Fourth Proportional to 52,148.14, 71,964.12 and 28,274.74

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Solution

The fourth proportional to 52,148.14, 71,964.12 and 28,274.74 is: 39,018.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,148.14 : 71,964.12 = 28,274.74 : x
  2. Step 2: Convert to fraction form
    52,148.14/71,964.12 = 28,274.74/x
  3. Step 3: Cross multiply
    52,148.14x = 71,964.12 × 28,274.74
  4. Step 4: Simplify right side
    52,148.14x = 2,034,766,782.33
  5. Step 5: Solve for x
    x = 2,034,766,782.33/52,148.14
  6. Step 6: Final answer
    x = 39,018.97

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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.