Home / 57,870.65-79,863.77-33,997.12

Finding the Fourth Proportional to 57,870.65, 79,863.77 and 33,997.12

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Solution

The fourth proportional to 57,870.65, 79,863.77 and 33,997.12 is: 46,917.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,870.65 : 79,863.77 = 33,997.12 : x
  2. Step 2: Convert to fraction form
    57,870.65/79,863.77 = 33,997.12/x
  3. Step 3: Cross multiply
    57,870.65x = 79,863.77 × 33,997.12
  4. Step 4: Simplify right side
    57,870.65x = 2,715,138,057.68
  5. Step 5: Solve for x
    x = 2,715,138,057.68/57,870.65
  6. Step 6: Final answer
    x = 46,917.36

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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.