Home / 27,087.67-37,377.61-15,149.08

Finding the Fourth Proportional to 27,087.67, 37,377.61 and 15,149.08

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Solution

The fourth proportional to 27,087.67, 37,377.61 and 15,149.08 is: 20,903.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,087.67 : 37,377.61 = 15,149.08 : x
  2. Step 2: Convert to fraction form
    27,087.67/37,377.61 = 15,149.08/x
  3. Step 3: Cross multiply
    27,087.67x = 37,377.61 × 15,149.08
  4. Step 4: Simplify right side
    27,087.67x = 566,236,404.10
  5. Step 5: Solve for x
    x = 566,236,404.10/27,087.67
  6. Step 6: Final answer
    x = 20,903.84

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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.