Home / 56,416.26-84,610.49-23,145.78

Finding the Fourth Proportional to 56,416.26, 84,610.49 and 23,145.78

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Solution

The fourth proportional to 56,416.26, 84,610.49 and 23,145.78 is: 34,712.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,416.26 : 84,610.49 = 23,145.78 : x
  2. Step 2: Convert to fraction form
    56,416.26/84,610.49 = 23,145.78/x
  3. Step 3: Cross multiply
    56,416.26x = 84,610.49 × 23,145.78
  4. Step 4: Simplify right side
    56,416.26x = 1,958,375,671.50
  5. Step 5: Solve for x
    x = 1,958,375,671.50/56,416.26
  6. Step 6: Final answer
    x = 34,712.97

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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.