Home / 18,372.33-27,566.19-9,612.99

Finding the Fourth Proportional to 18,372.33, 27,566.19 and 9,612.99

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Solution

The fourth proportional to 18,372.33, 27,566.19 and 9,612.99 is: 14,423.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,372.33 : 27,566.19 = 9,612.99 : x
  2. Step 2: Convert to fraction form
    18,372.33/27,566.19 = 9,612.99/x
  3. Step 3: Cross multiply
    18,372.33x = 27,566.19 × 9,612.99
  4. Step 4: Simplify right side
    18,372.33x = 264,993,508.81
  5. Step 5: Solve for x
    x = 264,993,508.81/18,372.33
  6. Step 6: Final answer
    x = 14,423.51

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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.