Home / 18,234.24-25,205.76-16,264.32

Finding the Fourth Proportional to 18,234.24, 25,205.76 and 16,264.32

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Solution

The fourth proportional to 18,234.24, 25,205.76 and 16,264.32 is: 22,482.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,234.24 : 25,205.76 = 16,264.32 : x
  2. Step 2: Convert to fraction form
    18,234.24/25,205.76 = 16,264.32/x
  3. Step 3: Cross multiply
    18,234.24x = 25,205.76 × 16,264.32
  4. Step 4: Simplify right side
    18,234.24x = 409,954,546.48
  5. Step 5: Solve for x
    x = 409,954,546.48/18,234.24
  6. Step 6: Final answer
    x = 22,482.68

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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.