Home / 52,043.64-71,820.06-28,170.12

Finding the Fourth Proportional to 52,043.64, 71,820.06 and 28,170.12

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Solution

The fourth proportional to 52,043.64, 71,820.06 and 28,170.12 is: 38,874.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    52,043.64 : 71,820.06 = 28,170.12 : x
  2. Step 2: Convert to fraction form
    52,043.64/71,820.06 = 28,170.12/x
  3. Step 3: Cross multiply
    52,043.64x = 71,820.06 × 28,170.12
  4. Step 4: Simplify right side
    52,043.64x = 2,023,179,708.61
  5. Step 5: Solve for x
    x = 2,023,179,708.61/52,043.64
  6. Step 6: Final answer
    x = 38,874.68

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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.