Home / 18,019.70-27,029.55-6,334.10

Finding the Fourth Proportional to 18,019.70, 27,029.55 and 6,334.10

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Solution

The fourth proportional to 18,019.70, 27,029.55 and 6,334.10 is: 9,501.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,019.70 : 27,029.55 = 6,334.10 : x
  2. Step 2: Convert to fraction form
    18,019.70/27,029.55 = 6,334.10/x
  3. Step 3: Cross multiply
    18,019.70x = 27,029.55 × 6,334.10
  4. Step 4: Simplify right side
    18,019.70x = 171,207,872.66
  5. Step 5: Solve for x
    x = 171,207,872.66/18,019.70
  6. Step 6: Final answer
    x = 9,501.15

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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.