Home / 22,009.20-33,019.86-6,426.82

Finding the Fourth Proportional to 22,009.20, 33,019.86 and 6,426.82

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Solution

The fourth proportional to 22,009.20, 33,019.86 and 6,426.82 is: 9,642.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,009.20 : 33,019.86 = 6,426.82 : x
  2. Step 2: Convert to fraction form
    22,009.20/33,019.86 = 6,426.82/x
  3. Step 3: Cross multiply
    22,009.20x = 33,019.86 × 6,426.82
  4. Step 4: Simplify right side
    22,009.20x = 212,212,696.65
  5. Step 5: Solve for x
    x = 212,212,696.65/22,009.20
  6. Step 6: Final answer
    x = 9,642.00

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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.