Home / 22,919.28-34,378.95-6,279.46

Finding the Fourth Proportional to 22,919.28, 34,378.95 and 6,279.46

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Solution

The fourth proportional to 22,919.28, 34,378.95 and 6,279.46 is: 9,419.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,919.28 : 34,378.95 = 6,279.46 : x
  2. Step 2: Convert to fraction form
    22,919.28/34,378.95 = 6,279.46/x
  3. Step 3: Cross multiply
    22,919.28x = 34,378.95 × 6,279.46
  4. Step 4: Simplify right side
    22,919.28x = 215,881,241.37
  5. Step 5: Solve for x
    x = 215,881,241.37/22,919.28
  6. Step 6: Final answer
    x = 9,419.20

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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.