Home / 57,169.92-85,752.24-15,616.80

Finding the Fourth Proportional to 57,169.92, 85,752.24 and 15,616.80

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Solution

The fourth proportional to 57,169.92, 85,752.24 and 15,616.80 is: 23,424.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,169.92 : 85,752.24 = 15,616.80 : x
  2. Step 2: Convert to fraction form
    57,169.92/85,752.24 = 15,616.80/x
  3. Step 3: Cross multiply
    57,169.92x = 85,752.24 × 15,616.80
  4. Step 4: Simplify right side
    57,169.92x = 1,339,175,581.63
  5. Step 5: Solve for x
    x = 1,339,175,581.63/57,169.92
  6. Step 6: Final answer
    x = 23,424.48

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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.