Home / 18,466.12-25,486.16-11,744.76

Finding the Fourth Proportional to 18,466.12, 25,486.16 and 11,744.76

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Solution

The fourth proportional to 18,466.12, 25,486.16 and 11,744.76 is: 16,209.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,466.12 : 25,486.16 = 11,744.76 : x
  2. Step 2: Convert to fraction form
    18,466.12/25,486.16 = 11,744.76/x
  3. Step 3: Cross multiply
    18,466.12x = 25,486.16 × 11,744.76
  4. Step 4: Simplify right side
    18,466.12x = 299,328,832.52
  5. Step 5: Solve for x
    x = 299,328,832.52/18,466.12
  6. Step 6: Final answer
    x = 16,209.62

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Half scale
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Double 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.