Home / 39,220.20-54,119.75-23,302.49

Finding the Fourth Proportional to 39,220.20, 54,119.75 and 23,302.49

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Solution

The fourth proportional to 39,220.20, 54,119.75 and 23,302.49 is: 32,154.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,220.20 : 54,119.75 = 23,302.49 : x
  2. Step 2: Convert to fraction form
    39,220.20/54,119.75 = 23,302.49/x
  3. Step 3: Cross multiply
    39,220.20x = 54,119.75 × 23,302.49
  4. Step 4: Simplify right side
    39,220.20x = 1,261,124,546.07
  5. Step 5: Solve for x
    x = 1,261,124,546.07/39,220.20
  6. Step 6: Final answer
    x = 32,154.97

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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.