Home / 27,062.21-37,344.56-15,125.45

Finding the Fourth Proportional to 27,062.21, 37,344.56 and 15,125.45

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Solution

The fourth proportional to 27,062.21, 37,344.56 and 15,125.45 is: 20,872.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,062.21 : 37,344.56 = 15,125.45 : x
  2. Step 2: Convert to fraction form
    27,062.21/37,344.56 = 15,125.45/x
  3. Step 3: Cross multiply
    27,062.21x = 37,344.56 × 15,125.45
  4. Step 4: Simplify right side
    27,062.21x = 564,853,012.70
  5. Step 5: Solve for x
    x = 564,853,012.70/27,062.21
  6. Step 6: Final answer
    x = 20,872.39

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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.