Home / 22,207.57-33,317.84-7,426.87

Finding the Fourth Proportional to 22,207.57, 33,317.84 and 7,426.87

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Solution

The fourth proportional to 22,207.57, 33,317.84 and 7,426.87 is: 11,142.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,207.57 : 33,317.84 = 7,426.87 : x
  2. Step 2: Convert to fraction form
    22,207.57/33,317.84 = 7,426.87/x
  3. Step 3: Cross multiply
    22,207.57x = 33,317.84 × 7,426.87
  4. Step 4: Simplify right side
    22,207.57x = 247,447,266.36
  5. Step 5: Solve for x
    x = 247,447,266.36/22,207.57
  6. Step 6: Final answer
    x = 11,142.47

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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.