Home / 39,264.88-54,172.20-22,267.24

Finding the Fourth Proportional to 39,264.88, 54,172.20 and 22,267.24

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Solution

The fourth proportional to 39,264.88, 54,172.20 and 22,267.24 is: 30,721.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,264.88 : 54,172.20 = 22,267.24 : x
  2. Step 2: Convert to fraction form
    39,264.88/54,172.20 = 22,267.24/x
  3. Step 3: Cross multiply
    39,264.88x = 54,172.20 × 22,267.24
  4. Step 4: Simplify right side
    39,264.88x = 1,206,265,378.73
  5. Step 5: Solve for x
    x = 1,206,265,378.73/39,264.88
  6. Step 6: Final answer
    x = 30,721.23

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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.