Home / 39,906.03-55,073.10-22,915.17

Finding the Fourth Proportional to 39,906.03, 55,073.10 and 22,915.17

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Solution

The fourth proportional to 39,906.03, 55,073.10 and 22,915.17 is: 31,624.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,906.03 : 55,073.10 = 22,915.17 : x
  2. Step 2: Convert to fraction form
    39,906.03/55,073.10 = 22,915.17/x
  3. Step 3: Cross multiply
    39,906.03x = 55,073.10 × 22,915.17
  4. Step 4: Simplify right side
    39,906.03x = 1,262,009,448.93
  5. Step 5: Solve for x
    x = 1,262,009,448.93/39,906.03
  6. Step 6: Final answer
    x = 31,624.53

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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.