Home / 47,680.88-65,799.38-26,460.08

Finding the Fourth Proportional to 47,680.88, 65,799.38 and 26,460.08

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Solution

The fourth proportional to 47,680.88, 65,799.38 and 26,460.08 is: 36,514.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,680.88 : 65,799.38 = 26,460.08 : x
  2. Step 2: Convert to fraction form
    47,680.88/65,799.38 = 26,460.08/x
  3. Step 3: Cross multiply
    47,680.88x = 65,799.38 × 26,460.08
  4. Step 4: Simplify right side
    47,680.88x = 1,741,056,858.75
  5. Step 5: Solve for x
    x = 1,741,056,858.75/47,680.88
  6. Step 6: Final answer
    x = 36,514.78

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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.