Home / 18,233.10-27,349.65-7,136.10

Finding the Fourth Proportional to 18,233.10, 27,349.65 and 7,136.10

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Solution

The fourth proportional to 18,233.10, 27,349.65 and 7,136.10 is: 10,704.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,233.10 : 27,349.65 = 7,136.10 : x
  2. Step 2: Convert to fraction form
    18,233.10/27,349.65 = 7,136.10/x
  3. Step 3: Cross multiply
    18,233.10x = 27,349.65 × 7,136.10
  4. Step 4: Simplify right side
    18,233.10x = 195,169,837.37
  5. Step 5: Solve for x
    x = 195,169,837.37/18,233.10
  6. Step 6: Final answer
    x = 10,704.15

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Double scale
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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.