Home / 22,016.40-33,026.12-8,868.80

Finding the Fourth Proportional to 22,016.40, 33,026.12 and 8,868.80

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Solution

The fourth proportional to 22,016.40, 33,026.12 and 8,868.80 is: 13,303.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,016.40 : 33,026.12 = 8,868.80 : x
  2. Step 2: Convert to fraction form
    22,016.40/33,026.12 = 8,868.80/x
  3. Step 3: Cross multiply
    22,016.40x = 33,026.12 × 8,868.80
  4. Step 4: Simplify right side
    22,016.40x = 292,902,053.06
  5. Step 5: Solve for x
    x = 292,902,053.06/22,016.40
  6. Step 6: Final answer
    x = 13,303.81

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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.