Home / 27,340.67-37,730.25-15,404.19

Finding the Fourth Proportional to 27,340.67, 37,730.25 and 15,404.19

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Solution

The fourth proportional to 27,340.67, 37,730.25 and 15,404.19 is: 21,257.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,340.67 : 37,730.25 = 15,404.19 : x
  2. Step 2: Convert to fraction form
    27,340.67/37,730.25 = 15,404.19/x
  3. Step 3: Cross multiply
    27,340.67x = 37,730.25 × 15,404.19
  4. Step 4: Simplify right side
    27,340.67x = 581,203,939.75
  5. Step 5: Solve for x
    x = 581,203,939.75/27,340.67
  6. Step 6: Final answer
    x = 21,257.86

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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.