Home / 27,598.80-38,086.20-15,023.64

Finding the Fourth Proportional to 27,598.80, 38,086.20 and 15,023.64

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Solution

The fourth proportional to 27,598.80, 38,086.20 and 15,023.64 is: 20,732.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,598.80 : 38,086.20 = 15,023.64 : x
  2. Step 2: Convert to fraction form
    27,598.80/38,086.20 = 15,023.64/x
  3. Step 3: Cross multiply
    27,598.80x = 38,086.20 × 15,023.64
  4. Step 4: Simplify right side
    27,598.80x = 572,193,357.77
  5. Step 5: Solve for x
    x = 572,193,357.77/27,598.80
  6. Step 6: Final answer
    x = 20,732.54

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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.