Home / 18,110.10-27,151.65-9,351.30

Finding the Fourth Proportional to 18,110.10, 27,151.65 and 9,351.30

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Solution

The fourth proportional to 18,110.10, 27,151.65 and 9,351.30 is: 14,019.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,110.10 : 27,151.65 = 9,351.30 : x
  2. Step 2: Convert to fraction form
    18,110.10/27,151.65 = 9,351.30/x
  3. Step 3: Cross multiply
    18,110.10x = 27,151.65 × 9,351.30
  4. Step 4: Simplify right side
    18,110.10x = 253,903,224.65
  5. Step 5: Solve for x
    x = 253,903,224.65/18,110.10
  6. Step 6: Final answer
    x = 14,019.98

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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.