Home / 39,214.49-54,118.07-22,222.03

Finding the Fourth Proportional to 39,214.49, 54,118.07 and 22,222.03

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Solution

The fourth proportional to 39,214.49, 54,118.07 and 22,222.03 is: 30,667.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,214.49 : 54,118.07 = 22,222.03 : x
  2. Step 2: Convert to fraction form
    39,214.49/54,118.07 = 22,222.03/x
  3. Step 3: Cross multiply
    39,214.49x = 54,118.07 × 22,222.03
  4. Step 4: Simplify right side
    39,214.49x = 1,202,612,993.38
  5. Step 5: Solve for x
    x = 1,202,612,993.38/39,214.49
  6. Step 6: Final answer
    x = 30,667.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.