Home / 16,664.32-24,986.76-4,974.40

Finding the Fourth Proportional to 16,664.32, 24,986.76 and 4,974.40

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Solution

The fourth proportional to 16,664.32, 24,986.76 and 4,974.40 is: 7,458.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,664.32 : 24,986.76 = 4,974.40 : x
  2. Step 2: Convert to fraction form
    16,664.32/24,986.76 = 4,974.40/x
  3. Step 3: Cross multiply
    16,664.32x = 24,986.76 × 4,974.40
  4. Step 4: Simplify right side
    16,664.32x = 124,294,138.94
  5. Step 5: Solve for x
    x = 124,294,138.94/16,664.32
  6. Step 6: Final answer
    x = 7,458.70

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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.