Home / 28,052.82-38,876.69-27,520.59

Finding the Fourth Proportional to 28,052.82, 38,876.69 and 27,520.59

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Solution

The fourth proportional to 28,052.82, 38,876.69 and 27,520.59 is: 38,139.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,052.82 : 38,876.69 = 27,520.59 : x
  2. Step 2: Convert to fraction form
    28,052.82/38,876.69 = 27,520.59/x
  3. Step 3: Cross multiply
    28,052.82x = 38,876.69 × 27,520.59
  4. Step 4: Simplify right side
    28,052.82x = 1,069,909,308.44
  5. Step 5: Solve for x
    x = 1,069,909,308.44/28,052.82
  6. Step 6: Final answer
    x = 38,139.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.