Home / 22,020.56-33,036.96-8,869.85

Finding the Fourth Proportional to 22,020.56, 33,036.96 and 8,869.85

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Solution

The fourth proportional to 22,020.56, 33,036.96 and 8,869.85 is: 13,307.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,020.56 : 33,036.96 = 8,869.85 : x
  2. Step 2: Convert to fraction form
    22,020.56/33,036.96 = 8,869.85/x
  3. Step 3: Cross multiply
    22,020.56x = 33,036.96 × 8,869.85
  4. Step 4: Simplify right side
    22,020.56x = 293,032,879.66
  5. Step 5: Solve for x
    x = 293,032,879.66/22,020.56
  6. Step 6: Final answer
    x = 13,307.24

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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.