Home / 36,560.80-54,870.32-13,203.52

Finding the Fourth Proportional to 36,560.80, 54,870.32 and 13,203.52

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Solution

The fourth proportional to 36,560.80, 54,870.32 and 13,203.52 is: 19,815.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,560.80 : 54,870.32 = 13,203.52 : x
  2. Step 2: Convert to fraction form
    36,560.80/54,870.32 = 13,203.52/x
  3. Step 3: Cross multiply
    36,560.80x = 54,870.32 × 13,203.52
  4. Step 4: Simplify right side
    36,560.80x = 724,481,367.53
  5. Step 5: Solve for x
    x = 724,481,367.53/36,560.80
  6. Step 6: Final answer
    x = 19,815.80

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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.