Home / 27,329.32-40,995.34-12,531.52

Finding the Fourth Proportional to 27,329.32, 40,995.34 and 12,531.52

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Solution

The fourth proportional to 27,329.32, 40,995.34 and 12,531.52 is: 18,797.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,329.32 : 40,995.34 = 12,531.52 : x
  2. Step 2: Convert to fraction form
    27,329.32/40,995.34 = 12,531.52/x
  3. Step 3: Cross multiply
    27,329.32x = 40,995.34 × 12,531.52
  4. Step 4: Simplify right side
    27,329.32x = 513,733,923.12
  5. Step 5: Solve for x
    x = 513,733,923.12/27,329.32
  6. Step 6: Final answer
    x = 18,797.90

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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.