Home / 22,419.36-33,618.09-13,062.66

Finding the Fourth Proportional to 22,419.36, 33,618.09 and 13,062.66

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Solution

The fourth proportional to 22,419.36, 33,618.09 and 13,062.66 is: 19,587.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,419.36 : 33,618.09 = 13,062.66 : x
  2. Step 2: Convert to fraction form
    22,419.36/33,618.09 = 13,062.66/x
  3. Step 3: Cross multiply
    22,419.36x = 33,618.09 × 13,062.66
  4. Step 4: Simplify right side
    22,419.36x = 439,141,679.52
  5. Step 5: Solve for x
    x = 439,141,679.52/22,419.36
  6. Step 6: Final answer
    x = 19,587.61

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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.