Home / 14,618.40-21,896.24-6,287.52

Finding the Fourth Proportional to 14,618.40, 21,896.24 and 6,287.52

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Solution

The fourth proportional to 14,618.40, 21,896.24 and 6,287.52 is: 9,417.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,618.40 : 21,896.24 = 6,287.52 : x
  2. Step 2: Convert to fraction form
    14,618.40/21,896.24 = 6,287.52/x
  3. Step 3: Cross multiply
    14,618.40x = 21,896.24 × 6,287.52
  4. Step 4: Simplify right side
    14,618.40x = 137,673,046.92
  5. Step 5: Solve for x
    x = 137,673,046.92/14,618.40
  6. Step 6: Final answer
    x = 9,417.79

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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.