Home / 14,618.16-21,902.13-11,518.02

Finding the Fourth Proportional to 14,618.16, 21,902.13 and 11,518.02

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Solution

The fourth proportional to 14,618.16, 21,902.13 and 11,518.02 is: 17,257.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,618.16 : 21,902.13 = 11,518.02 : x
  2. Step 2: Convert to fraction form
    14,618.16/21,902.13 = 11,518.02/x
  3. Step 3: Cross multiply
    14,618.16x = 21,902.13 × 11,518.02
  4. Step 4: Simplify right side
    14,618.16x = 252,269,171.38
  5. Step 5: Solve for x
    x = 252,269,171.38/14,618.16
  6. Step 6: Final answer
    x = 17,257.25

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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.