Home / 27,995.73-38,633.52-15,249.05

Finding the Fourth Proportional to 27,995.73, 38,633.52 and 15,249.05

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Solution

The fourth proportional to 27,995.73, 38,633.52 and 15,249.05 is: 21,043.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,995.73 : 38,633.52 = 15,249.05 : x
  2. Step 2: Convert to fraction form
    27,995.73/38,633.52 = 15,249.05/x
  3. Step 3: Cross multiply
    27,995.73x = 38,633.52 × 15,249.05
  4. Step 4: Simplify right side
    27,995.73x = 589,124,478.16
  5. Step 5: Solve for x
    x = 589,124,478.16/27,995.73
  6. Step 6: Final answer
    x = 21,043.37

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Half scale
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Double scale
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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.