Home / 56,986.68-85,469.94-15,436.92

Finding the Fourth Proportional to 56,986.68, 85,469.94 and 15,436.92

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Solution

The fourth proportional to 56,986.68, 85,469.94 and 15,436.92 is: 23,152.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,986.68 : 85,469.94 = 15,436.92 : x
  2. Step 2: Convert to fraction form
    56,986.68/85,469.94 = 15,436.92/x
  3. Step 3: Cross multiply
    56,986.68x = 85,469.94 × 15,436.92
  4. Step 4: Simplify right side
    56,986.68x = 1,319,392,626.18
  5. Step 5: Solve for x
    x = 1,319,392,626.18/56,986.68
  6. Step 6: Final answer
    x = 23,152.65

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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.