Home / 22,178.79-33,258.15-6,380.19

Finding the Fourth Proportional to 22,178.79, 33,258.15 and 6,380.19

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Solution

The fourth proportional to 22,178.79, 33,258.15 and 6,380.19 is: 9,567.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,178.79 : 33,258.15 = 6,380.19 : x
  2. Step 2: Convert to fraction form
    22,178.79/33,258.15 = 6,380.19/x
  3. Step 3: Cross multiply
    22,178.79x = 33,258.15 × 6,380.19
  4. Step 4: Simplify right side
    22,178.79x = 212,193,316.05
  5. Step 5: Solve for x
    x = 212,193,316.05/22,178.79
  6. Step 6: Final answer
    x = 9,567.40

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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.