Home / 27,908.06-38,514.03-15,970.46

Finding the Fourth Proportional to 27,908.06, 38,514.03 and 15,970.46

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Solution

The fourth proportional to 27,908.06, 38,514.03 and 15,970.46 is: 22,039.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,908.06 : 38,514.03 = 15,970.46 : x
  2. Step 2: Convert to fraction form
    27,908.06/38,514.03 = 15,970.46/x
  3. Step 3: Cross multiply
    27,908.06x = 38,514.03 × 15,970.46
  4. Step 4: Simplify right side
    27,908.06x = 615,086,775.55
  5. Step 5: Solve for x
    x = 615,086,775.55/27,908.06
  6. Step 6: Final answer
    x = 22,039.75

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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.