Home / 23,508.24-32,443.44-12,900.12

Finding the Fourth Proportional to 23,508.24, 32,443.44 and 12,900.12

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Solution

The fourth proportional to 23,508.24, 32,443.44 and 12,900.12 is: 17,803.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,508.24 : 32,443.44 = 12,900.12 : x
  2. Step 2: Convert to fraction form
    23,508.24/32,443.44 = 12,900.12/x
  3. Step 3: Cross multiply
    23,508.24x = 32,443.44 × 12,900.12
  4. Step 4: Simplify right side
    23,508.24x = 418,524,269.21
  5. Step 5: Solve for x
    x = 418,524,269.21/23,508.24
  6. Step 6: Final answer
    x = 17,803.30

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Half scale
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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.