Home / 27,575.32-38,076.06-19,177.24

Finding the Fourth Proportional to 27,575.32, 38,076.06 and 19,177.24

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Solution

The fourth proportional to 27,575.32, 38,076.06 and 19,177.24 is: 26,479.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,575.32 : 38,076.06 = 19,177.24 : x
  2. Step 2: Convert to fraction form
    27,575.32/38,076.06 = 19,177.24/x
  3. Step 3: Cross multiply
    27,575.32x = 38,076.06 × 19,177.24
  4. Step 4: Simplify right side
    27,575.32x = 730,193,740.87
  5. Step 5: Solve for x
    x = 730,193,740.87/27,575.32
  6. Step 6: Final answer
    x = 26,479.97

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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.