Home / 56,479.68-84,690.36-23,193.54

Finding the Fourth Proportional to 56,479.68, 84,690.36 and 23,193.54

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Solution

The fourth proportional to 56,479.68, 84,690.36 and 23,193.54 is: 34,778.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,479.68 : 84,690.36 = 23,193.54 : x
  2. Step 2: Convert to fraction form
    56,479.68/84,690.36 = 23,193.54/x
  3. Step 3: Cross multiply
    56,479.68x = 84,690.36 × 23,193.54
  4. Step 4: Simplify right side
    56,479.68x = 1,964,269,252.27
  5. Step 5: Solve for x
    x = 1,964,269,252.27/56,479.68
  6. Step 6: Final answer
    x = 34,778.34

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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.