Home / 28,016.64-38,631.36-27,371.52

Finding the Fourth Proportional to 28,016.64, 38,631.36 and 27,371.52

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Solution

The fourth proportional to 28,016.64, 38,631.36 and 27,371.52 is: 37,741.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,016.64 : 38,631.36 = 27,371.52 : x
  2. Step 2: Convert to fraction form
    28,016.64/38,631.36 = 27,371.52/x
  3. Step 3: Cross multiply
    28,016.64x = 38,631.36 × 27,371.52
  4. Step 4: Simplify right side
    28,016.64x = 1,057,399,042.87
  5. Step 5: Solve for x
    x = 1,057,399,042.87/28,016.64
  6. Step 6: Final answer
    x = 37,741.82

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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.