Home / 27,793.52-38,354.67-15,218.27

Finding the Fourth Proportional to 27,793.52, 38,354.67 and 15,218.27

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Solution

The fourth proportional to 27,793.52, 38,354.67 and 15,218.27 is: 21,001.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,793.52 : 38,354.67 = 15,218.27 : x
  2. Step 2: Convert to fraction form
    27,793.52/38,354.67 = 15,218.27/x
  3. Step 3: Cross multiply
    27,793.52x = 38,354.67 × 15,218.27
  4. Step 4: Simplify right side
    27,793.52x = 583,691,532.05
  5. Step 5: Solve for x
    x = 583,691,532.05/27,793.52
  6. Step 6: Final answer
    x = 21,001.00

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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.