Home / 36,395.45-54,597.12-11,436.31

Finding the Fourth Proportional to 36,395.45, 54,597.12 and 11,436.31

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Solution

The fourth proportional to 36,395.45, 54,597.12 and 11,436.31 is: 17,155.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,395.45 : 54,597.12 = 11,436.31 : x
  2. Step 2: Convert to fraction form
    36,395.45/54,597.12 = 11,436.31/x
  3. Step 3: Cross multiply
    36,395.45x = 54,597.12 × 11,436.31
  4. Step 4: Simplify right side
    36,395.45x = 624,389,589.43
  5. Step 5: Solve for x
    x = 624,389,589.43/36,395.45
  6. Step 6: Final answer
    x = 17,155.70

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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.