Home / 56,436.75-84,629.48-26,890.29

Finding the Fourth Proportional to 56,436.75, 84,629.48 and 26,890.29

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Solution

The fourth proportional to 56,436.75, 84,629.48 and 26,890.29 is: 40,323.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,436.75 : 84,629.48 = 26,890.29 : x
  2. Step 2: Convert to fraction form
    56,436.75/84,629.48 = 26,890.29/x
  3. Step 3: Cross multiply
    56,436.75x = 84,629.48 × 26,890.29
  4. Step 4: Simplify right side
    56,436.75x = 2,275,711,125.30
  5. Step 5: Solve for x
    x = 2,275,711,125.30/56,436.75
  6. Step 6: Final answer
    x = 40,323.21

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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.