Home / 22,159.98-33,246.24-9,021.78

Finding the Fourth Proportional to 22,159.98, 33,246.24 and 9,021.78

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Solution

The fourth proportional to 22,159.98, 33,246.24 and 9,021.78 is: 13,535.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,159.98 : 33,246.24 = 9,021.78 : x
  2. Step 2: Convert to fraction form
    22,159.98/33,246.24 = 9,021.78/x
  3. Step 3: Cross multiply
    22,159.98x = 33,246.24 × 9,021.78
  4. Step 4: Simplify right side
    22,159.98x = 299,940,263.11
  5. Step 5: Solve for x
    x = 299,940,263.11/22,159.98
  6. Step 6: Final answer
    x = 13,535.22

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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.