Home / 39,222.96-54,126.36-22,452.72

Finding the Fourth Proportional to 39,222.96, 54,126.36 and 22,452.72

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Solution

The fourth proportional to 39,222.96, 54,126.36 and 22,452.72 is: 30,984.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,222.96 : 54,126.36 = 22,452.72 : x
  2. Step 2: Convert to fraction form
    39,222.96/54,126.36 = 22,452.72/x
  3. Step 3: Cross multiply
    39,222.96x = 54,126.36 × 22,452.72
  4. Step 4: Simplify right side
    39,222.96x = 1,215,284,005.70
  5. Step 5: Solve for x
    x = 1,215,284,005.70/39,222.96
  6. Step 6: Final answer
    x = 30,984.00

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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.