Home / 18,323.64-27,463.59-10,005.75

Finding the Fourth Proportional to 18,323.64, 27,463.59 and 10,005.75

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Solution

The fourth proportional to 18,323.64, 27,463.59 and 10,005.75 is: 14,996.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,323.64 : 27,463.59 = 10,005.75 : x
  2. Step 2: Convert to fraction form
    18,323.64/27,463.59 = 10,005.75/x
  3. Step 3: Cross multiply
    18,323.64x = 27,463.59 × 10,005.75
  4. Step 4: Simplify right side
    18,323.64x = 274,793,815.64
  5. Step 5: Solve for x
    x = 274,793,815.64/18,323.64
  6. Step 6: Final answer
    x = 14,996.68

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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.