Home / 22,268.40-33,402.88-6,685.12

Finding the Fourth Proportional to 22,268.40, 33,402.88 and 6,685.12

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Solution

The fourth proportional to 22,268.40, 33,402.88 and 6,685.12 is: 10,027.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,268.40 : 33,402.88 = 6,685.12 : x
  2. Step 2: Convert to fraction form
    22,268.40/33,402.88 = 6,685.12/x
  3. Step 3: Cross multiply
    22,268.40x = 33,402.88 × 6,685.12
  4. Step 4: Simplify right side
    22,268.40x = 223,302,261.15
  5. Step 5: Solve for x
    x = 223,302,261.15/22,268.40
  6. Step 6: Final answer
    x = 10,027.76

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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.