Home / 34,121.93-47,069.24-19,972.04

Finding the Fourth Proportional to 34,121.93, 47,069.24 and 19,972.04

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Solution

The fourth proportional to 34,121.93, 47,069.24 and 19,972.04 is: 27,550.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,121.93 : 47,069.24 = 19,972.04 : x
  2. Step 2: Convert to fraction form
    34,121.93/47,069.24 = 19,972.04/x
  3. Step 3: Cross multiply
    34,121.93x = 47,069.24 × 19,972.04
  4. Step 4: Simplify right side
    34,121.93x = 940,068,408.84
  5. Step 5: Solve for x
    x = 940,068,408.84/34,121.93
  6. Step 6: Final answer
    x = 27,550.27

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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.