Home / 14,356.24-21,530.20-5,589.20

Finding the Fourth Proportional to 14,356.24, 21,530.20 and 5,589.20

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Solution

The fourth proportional to 14,356.24, 21,530.20 and 5,589.20 is: 8,382.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,356.24 : 21,530.20 = 5,589.20 : x
  2. Step 2: Convert to fraction form
    14,356.24/21,530.20 = 5,589.20/x
  3. Step 3: Cross multiply
    14,356.24x = 21,530.20 × 5,589.20
  4. Step 4: Simplify right side
    14,356.24x = 120,336,593.84
  5. Step 5: Solve for x
    x = 120,336,593.84/14,356.24
  6. Step 6: Final answer
    x = 8,382.18

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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.