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Finding the Fourth Proportional to 56,449.31, 84,659.31 and 26,808.17

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Solution

The fourth proportional to 56,449.31, 84,659.31 and 26,808.17 is: 40,205.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,449.31 : 84,659.31 = 26,808.17 : x
  2. Step 2: Convert to fraction form
    56,449.31/84,659.31 = 26,808.17/x
  3. Step 3: Cross multiply
    56,449.31x = 84,659.31 × 26,808.17
  4. Step 4: Simplify right side
    56,449.31x = 2,269,560,751.27
  5. Step 5: Solve for x
    x = 2,269,560,751.27/56,449.31
  6. Step 6: Final answer
    x = 40,205.29

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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.