Home / 57,292.72-85,943.20-23,979.26

Finding the Fourth Proportional to 57,292.72, 85,943.20 and 23,979.26

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Solution

The fourth proportional to 57,292.72, 85,943.20 and 23,979.26 is: 35,970.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,292.72 : 85,943.20 = 23,979.26 : x
  2. Step 2: Convert to fraction form
    57,292.72/85,943.20 = 23,979.26/x
  3. Step 3: Cross multiply
    57,292.72x = 85,943.20 × 23,979.26
  4. Step 4: Simplify right side
    57,292.72x = 2,060,854,338.03
  5. Step 5: Solve for x
    x = 2,060,854,338.03/57,292.72
  6. Step 6: Final answer
    x = 35,970.61

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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.