Home / 40,269.40-55,599.58-25,168.85

Finding the Fourth Proportional to 40,269.40, 55,599.58 and 25,168.85

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Solution

The fourth proportional to 40,269.40, 55,599.58 and 25,168.85 is: 34,750.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,269.40 : 55,599.58 = 25,168.85 : x
  2. Step 2: Convert to fraction form
    40,269.40/55,599.58 = 25,168.85/x
  3. Step 3: Cross multiply
    40,269.40x = 55,599.58 × 25,168.85
  4. Step 4: Simplify right side
    40,269.40x = 1,399,377,309.47
  5. Step 5: Solve for x
    x = 1,399,377,309.47/40,269.40
  6. Step 6: Final answer
    x = 34,750.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.