Home / 22,172.82-33,264.77-6,590.45

Finding the Fourth Proportional to 22,172.82, 33,264.77 and 6,590.45

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Solution

The fourth proportional to 22,172.82, 33,264.77 and 6,590.45 is: 9,887.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,172.82 : 33,264.77 = 6,590.45 : x
  2. Step 2: Convert to fraction form
    22,172.82/33,264.77 = 6,590.45/x
  3. Step 3: Cross multiply
    22,172.82x = 33,264.77 × 6,590.45
  4. Step 4: Simplify right side
    22,172.82x = 219,229,604.17
  5. Step 5: Solve for x
    x = 219,229,604.17/22,172.82
  6. Step 6: Final answer
    x = 9,887.31

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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.