Home / 14,640.24-21,960.39-6,854.52

Finding the Fourth Proportional to 14,640.24, 21,960.39 and 6,854.52

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Solution

The fourth proportional to 14,640.24, 21,960.39 and 6,854.52 is: 10,281.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,640.24 : 21,960.39 = 6,854.52 : x
  2. Step 2: Convert to fraction form
    14,640.24/21,960.39 = 6,854.52/x
  3. Step 3: Cross multiply
    14,640.24x = 21,960.39 × 6,854.52
  4. Step 4: Simplify right side
    14,640.24x = 150,527,932.46
  5. Step 5: Solve for x
    x = 150,527,932.46/14,640.24
  6. Step 6: Final answer
    x = 10,281.79

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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.