Home / 28,808.20-43,212.30-27,058.60

Finding the Fourth Proportional to 28,808.20, 43,212.30 and 27,058.60

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Solution

The fourth proportional to 28,808.20, 43,212.30 and 27,058.60 is: 40,587.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,808.20 : 43,212.30 = 27,058.60 : x
  2. Step 2: Convert to fraction form
    28,808.20/43,212.30 = 27,058.60/x
  3. Step 3: Cross multiply
    28,808.20x = 43,212.30 × 27,058.60
  4. Step 4: Simplify right side
    28,808.20x = 1,169,264,340.78
  5. Step 5: Solve for x
    x = 1,169,264,340.78/28,808.20
  6. Step 6: Final answer
    x = 40,587.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.