Home / 27,672.47-38,187.96-15,097.22

Finding the Fourth Proportional to 27,672.47, 38,187.96 and 15,097.22

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Solution

The fourth proportional to 27,672.47, 38,187.96 and 15,097.22 is: 20,834.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,672.47 : 38,187.96 = 15,097.22 : x
  2. Step 2: Convert to fraction form
    27,672.47/38,187.96 = 15,097.22/x
  3. Step 3: Cross multiply
    27,672.47x = 38,187.96 × 15,097.22
  4. Step 4: Simplify right side
    27,672.47x = 576,532,033.47
  5. Step 5: Solve for x
    x = 576,532,033.47/27,672.47
  6. Step 6: Final answer
    x = 20,834.14

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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.