Home / 22,425.30-33,642.38-6,630.62

Finding the Fourth Proportional to 22,425.30, 33,642.38 and 6,630.62

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Solution

The fourth proportional to 22,425.30, 33,642.38 and 6,630.62 is: 9,947.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,425.30 : 33,642.38 = 6,630.62 : x
  2. Step 2: Convert to fraction form
    22,425.30/33,642.38 = 6,630.62/x
  3. Step 3: Cross multiply
    22,425.30x = 33,642.38 × 6,630.62
  4. Step 4: Simplify right side
    22,425.30x = 223,069,686.04
  5. Step 5: Solve for x
    x = 223,069,686.04/22,425.30
  6. Step 6: Final answer
    x = 9,947.23

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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.