Home / 27,544.66-38,013.43-15,445.96

Finding the Fourth Proportional to 27,544.66, 38,013.43 and 15,445.96

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Solution

The fourth proportional to 27,544.66, 38,013.43 and 15,445.96 is: 21,316.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,544.66 : 38,013.43 = 15,445.96 : x
  2. Step 2: Convert to fraction form
    27,544.66/38,013.43 = 15,445.96/x
  3. Step 3: Cross multiply
    27,544.66x = 38,013.43 × 15,445.96
  4. Step 4: Simplify right side
    27,544.66x = 587,153,919.24
  5. Step 5: Solve for x
    x = 587,153,919.24/27,544.66
  6. Step 6: Final answer
    x = 21,316.43

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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.