Home / 57,290.94-79,066.26-31,799.70

Finding the Fourth Proportional to 57,290.94, 79,066.26 and 31,799.70

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Solution

The fourth proportional to 57,290.94, 79,066.26 and 31,799.70 is: 43,886.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,290.94 : 79,066.26 = 31,799.70 : x
  2. Step 2: Convert to fraction form
    57,290.94/79,066.26 = 31,799.70/x
  3. Step 3: Cross multiply
    57,290.94x = 79,066.26 × 31,799.70
  4. Step 4: Simplify right side
    57,290.94x = 2,514,283,348.12
  5. Step 5: Solve for x
    x = 2,514,283,348.12/57,290.94
  6. Step 6: Final answer
    x = 43,886.23

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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.