Home / 27,813.14-38,382.17-15,066.46

Finding the Fourth Proportional to 27,813.14, 38,382.17 and 15,066.46

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Solution

The fourth proportional to 27,813.14, 38,382.17 and 15,066.46 is: 20,791.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,813.14 : 38,382.17 = 15,066.46 : x
  2. Step 2: Convert to fraction form
    27,813.14/38,382.17 = 15,066.46/x
  3. Step 3: Cross multiply
    27,813.14x = 38,382.17 × 15,066.46
  4. Step 4: Simplify right side
    27,813.14x = 578,283,429.02
  5. Step 5: Solve for x
    x = 578,283,429.02/27,813.14
  6. Step 6: Final answer
    x = 20,791.73

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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.