Home / 22,544.49-31,114.62-13,116.09

Finding the Fourth Proportional to 22,544.49, 31,114.62 and 13,116.09

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Solution

The fourth proportional to 22,544.49, 31,114.62 and 13,116.09 is: 18,102.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,544.49 : 31,114.62 = 13,116.09 : x
  2. Step 2: Convert to fraction form
    22,544.49/31,114.62 = 13,116.09/x
  3. Step 3: Cross multiply
    22,544.49x = 31,114.62 × 13,116.09
  4. Step 4: Simplify right side
    22,544.49x = 408,102,156.24
  5. Step 5: Solve for x
    x = 408,102,156.24/22,544.49
  6. Step 6: Final answer
    x = 18,102.08

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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.