Home / 57,293.06-79,065.03-31,799.90

Finding the Fourth Proportional to 57,293.06, 79,065.03 and 31,799.90

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Solution

The fourth proportional to 57,293.06, 79,065.03 and 31,799.90 is: 43,884.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,293.06 : 79,065.03 = 31,799.90 : x
  2. Step 2: Convert to fraction form
    57,293.06/79,065.03 = 31,799.90/x
  3. Step 3: Cross multiply
    57,293.06x = 79,065.03 × 31,799.90
  4. Step 4: Simplify right side
    57,293.06x = 2,514,260,047.50
  5. Step 5: Solve for x
    x = 2,514,260,047.50/57,293.06
  6. Step 6: Final answer
    x = 43,884.20

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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.