Home / 52,114.45-71,917.63-28,241.12

Finding the Fourth Proportional to 52,114.45, 71,917.63 and 28,241.12

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Solution

The fourth proportional to 52,114.45, 71,917.63 and 28,241.12 is: 38,972.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,114.45 : 71,917.63 = 28,241.12 : x
  2. Step 2: Convert to fraction form
    52,114.45/71,917.63 = 28,241.12/x
  3. Step 3: Cross multiply
    52,114.45x = 71,917.63 × 28,241.12
  4. Step 4: Simplify right side
    52,114.45x = 2,031,034,418.95
  5. Step 5: Solve for x
    x = 2,031,034,418.95/52,114.45
  6. Step 6: Final answer
    x = 38,972.58

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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.