Home / 23,364.24-35,067.60-12,278.40

Finding the Fourth Proportional to 23,364.24, 35,067.60 and 12,278.40

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Solution

The fourth proportional to 23,364.24, 35,067.60 and 12,278.40 is: 18,428.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,364.24 : 35,067.60 = 12,278.40 : x
  2. Step 2: Convert to fraction form
    23,364.24/35,067.60 = 12,278.40/x
  3. Step 3: Cross multiply
    23,364.24x = 35,067.60 × 12,278.40
  4. Step 4: Simplify right side
    23,364.24x = 430,574,019.84
  5. Step 5: Solve for x
    x = 430,574,019.84/23,364.24
  6. Step 6: Final answer
    x = 18,428.76

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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.