Home / 52,077.58-71,867.12-28,204.28

Finding the Fourth Proportional to 52,077.58, 71,867.12 and 28,204.28

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Solution

The fourth proportional to 52,077.58, 71,867.12 and 28,204.28 is: 38,921.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,077.58 : 71,867.12 = 28,204.28 : x
  2. Step 2: Convert to fraction form
    52,077.58/71,867.12 = 28,204.28/x
  3. Step 3: Cross multiply
    52,077.58x = 71,867.12 × 28,204.28
  4. Step 4: Simplify right side
    52,077.58x = 2,026,960,144.42
  5. Step 5: Solve for x
    x = 2,026,960,144.42/52,077.58
  6. Step 6: Final answer
    x = 38,921.94

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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.