Home / 39,401.36-54,371.66-22,409.73

Finding the Fourth Proportional to 39,401.36, 54,371.66 and 22,409.73

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Solution

The fourth proportional to 39,401.36, 54,371.66 and 22,409.73 is: 30,924.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,401.36 : 54,371.66 = 22,409.73 : x
  2. Step 2: Convert to fraction form
    39,401.36/54,371.66 = 22,409.73/x
  3. Step 3: Cross multiply
    39,401.36x = 54,371.66 × 22,409.73
  4. Step 4: Simplify right side
    39,401.36x = 1,218,454,108.20
  5. Step 5: Solve for x
    x = 1,218,454,108.20/39,401.36
  6. Step 6: Final answer
    x = 30,924.17

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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.