Home / 27,191.52-37,524.38-15,868.80

Finding the Fourth Proportional to 27,191.52, 37,524.38 and 15,868.80

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Solution

The fourth proportional to 27,191.52, 37,524.38 and 15,868.80 is: 21,898.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,191.52 : 37,524.38 = 15,868.80 : x
  2. Step 2: Convert to fraction form
    27,191.52/37,524.38 = 15,868.80/x
  3. Step 3: Cross multiply
    27,191.52x = 37,524.38 × 15,868.80
  4. Step 4: Simplify right side
    27,191.52x = 595,466,881.34
  5. Step 5: Solve for x
    x = 595,466,881.34/27,191.52
  6. Step 6: Final answer
    x = 21,898.99

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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.