Home / 22,231.04-33,342.20-6,645.20

Finding the Fourth Proportional to 22,231.04, 33,342.20 and 6,645.20

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Solution

The fourth proportional to 22,231.04, 33,342.20 and 6,645.20 is: 9,966.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,231.04 : 33,342.20 = 6,645.20 : x
  2. Step 2: Convert to fraction form
    22,231.04/33,342.20 = 6,645.20/x
  3. Step 3: Cross multiply
    22,231.04x = 33,342.20 × 6,645.20
  4. Step 4: Simplify right side
    22,231.04x = 221,565,587.44
  5. Step 5: Solve for x
    x = 221,565,587.44/22,231.04
  6. Step 6: Final answer
    x = 9,966.50

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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.