Home / 14,165.67-21,231.07-6,259.66

Finding the Fourth Proportional to 14,165.67, 21,231.07 and 6,259.66

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Solution

The fourth proportional to 14,165.67, 21,231.07 and 6,259.66 is: 9,381.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,165.67 : 21,231.07 = 6,259.66 : x
  2. Step 2: Convert to fraction form
    14,165.67/21,231.07 = 6,259.66/x
  3. Step 3: Cross multiply
    14,165.67x = 21,231.07 × 6,259.66
  4. Step 4: Simplify right side
    14,165.67x = 132,899,330.33
  5. Step 5: Solve for x
    x = 132,899,330.33/14,165.67
  6. Step 6: Final answer
    x = 9,381.79

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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.