Home / 18,323.72-27,463.62-9,443.28

Finding the Fourth Proportional to 18,323.72, 27,463.62 and 9,443.28

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Solution

The fourth proportional to 18,323.72, 27,463.62 and 9,443.28 is: 14,153.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,323.72 : 27,463.62 = 9,443.28 : x
  2. Step 2: Convert to fraction form
    18,323.72/27,463.62 = 9,443.28/x
  3. Step 3: Cross multiply
    18,323.72x = 27,463.62 × 9,443.28
  4. Step 4: Simplify right side
    18,323.72x = 259,346,653.47
  5. Step 5: Solve for x
    x = 259,346,653.47/18,323.72
  6. Step 6: Final answer
    x = 14,153.60

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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.