Home / 57,131.51-85,752.68-27,570.15

Finding the Fourth Proportional to 57,131.51, 85,752.68 and 27,570.15

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Solution

The fourth proportional to 57,131.51, 85,752.68 and 27,570.15 is: 41,381.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,131.51 : 85,752.68 = 27,570.15 : x
  2. Step 2: Convert to fraction form
    57,131.51/85,752.68 = 27,570.15/x
  3. Step 3: Cross multiply
    57,131.51x = 85,752.68 × 27,570.15
  4. Step 4: Simplify right side
    57,131.51x = 2,364,214,112.65
  5. Step 5: Solve for x
    x = 2,364,214,112.65/57,131.51
  6. Step 6: Final answer
    x = 41,381.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.