Home / 27,641.66-38,144.72-15,066.41

Finding the Fourth Proportional to 27,641.66, 38,144.72 and 15,066.41

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Solution

The fourth proportional to 27,641.66, 38,144.72 and 15,066.41 is: 20,791.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,641.66 : 38,144.72 = 15,066.41 : x
  2. Step 2: Convert to fraction form
    27,641.66/38,144.72 = 15,066.41/x
  3. Step 3: Cross multiply
    27,641.66x = 38,144.72 × 15,066.41
  4. Step 4: Simplify right side
    27,641.66x = 574,703,837.80
  5. Step 5: Solve for x
    x = 574,703,837.80/27,641.66
  6. Step 6: Final answer
    x = 20,791.22

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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.