Home / 57,005.25-85,519.22-17,560.68

Finding the Fourth Proportional to 57,005.25, 85,519.22 and 17,560.68

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Solution

The fourth proportional to 57,005.25, 85,519.22 and 17,560.68 is: 26,344.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,005.25 : 85,519.22 = 17,560.68 : x
  2. Step 2: Convert to fraction form
    57,005.25/85,519.22 = 17,560.68/x
  3. Step 3: Cross multiply
    57,005.25x = 85,519.22 × 17,560.68
  4. Step 4: Simplify right side
    57,005.25x = 1,501,775,568.47
  5. Step 5: Solve for x
    x = 1,501,775,568.47/57,005.25
  6. Step 6: Final answer
    x = 26,344.51

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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.