Home / 22,011.14-33,019.98-7,972.22

Finding the Fourth Proportional to 22,011.14, 33,019.98 and 7,972.22

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Solution

The fourth proportional to 22,011.14, 33,019.98 and 7,972.22 is: 11,959.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,011.14 : 33,019.98 = 7,972.22 : x
  2. Step 2: Convert to fraction form
    22,011.14/33,019.98 = 7,972.22/x
  3. Step 3: Cross multiply
    22,011.14x = 33,019.98 × 7,972.22
  4. Step 4: Simplify right side
    22,011.14x = 263,242,544.96
  5. Step 5: Solve for x
    x = 263,242,544.96/22,011.14
  6. Step 6: Final answer
    x = 11,959.51

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.