Home / 22,406.42-33,572.65-13,020.09

Finding the Fourth Proportional to 22,406.42, 33,572.65 and 13,020.09

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Solution

The fourth proportional to 22,406.42, 33,572.65 and 13,020.09 is: 19,508.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,406.42 : 33,572.65 = 13,020.09 : x
  2. Step 2: Convert to fraction form
    22,406.42/33,572.65 = 13,020.09/x
  3. Step 3: Cross multiply
    22,406.42x = 33,572.65 × 13,020.09
  4. Step 4: Simplify right side
    22,406.42x = 437,118,924.54
  5. Step 5: Solve for x
    x = 437,118,924.54/22,406.42
  6. Step 6: Final answer
    x = 19,508.65

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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.