Home / 22,275.22-33,399.87-8,425.30

Finding the Fourth Proportional to 22,275.22, 33,399.87 and 8,425.30

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Solution

The fourth proportional to 22,275.22, 33,399.87 and 8,425.30 is: 12,633.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,275.22 : 33,399.87 = 8,425.30 : x
  2. Step 2: Convert to fraction form
    22,275.22/33,399.87 = 8,425.30/x
  3. Step 3: Cross multiply
    22,275.22x = 33,399.87 × 8,425.30
  4. Step 4: Simplify right side
    22,275.22x = 281,403,924.71
  5. Step 5: Solve for x
    x = 281,403,924.71/22,275.22
  6. Step 6: Final answer
    x = 12,633.05

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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.