Home / 56,581.12-84,871.68-17,142.22

Finding the Fourth Proportional to 56,581.12, 84,871.68 and 17,142.22

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Solution

The fourth proportional to 56,581.12, 84,871.68 and 17,142.22 is: 25,713.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,581.12 : 84,871.68 = 17,142.22 : x
  2. Step 2: Convert to fraction form
    56,581.12/84,871.68 = 17,142.22/x
  3. Step 3: Cross multiply
    56,581.12x = 84,871.68 × 17,142.22
  4. Step 4: Simplify right side
    56,581.12x = 1,454,889,010.33
  5. Step 5: Solve for x
    x = 1,454,889,010.33/56,581.12
  6. Step 6: Final answer
    x = 25,713.33

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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.