Home / 36,640.88-54,960.40-10,345.24

Finding the Fourth Proportional to 36,640.88, 54,960.40 and 10,345.24

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Solution

The fourth proportional to 36,640.88, 54,960.40 and 10,345.24 is: 15,517.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,640.88 : 54,960.40 = 10,345.24 : x
  2. Step 2: Convert to fraction form
    36,640.88/54,960.40 = 10,345.24/x
  3. Step 3: Cross multiply
    36,640.88x = 54,960.40 × 10,345.24
  4. Step 4: Simplify right side
    36,640.88x = 568,578,528.50
  5. Step 5: Solve for x
    x = 568,578,528.50/36,640.88
  6. Step 6: Final answer
    x = 15,517.60

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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.