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Finding the Fourth Proportional to 18,232.02, 27,348.03 and 10,435.41

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Solution

The fourth proportional to 18,232.02, 27,348.03 and 10,435.41 is: 15,653.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,232.02 : 27,348.03 = 10,435.41 : x
  2. Step 2: Convert to fraction form
    18,232.02/27,348.03 = 10,435.41/x
  3. Step 3: Cross multiply
    18,232.02x = 27,348.03 × 10,435.41
  4. Step 4: Simplify right side
    18,232.02x = 285,387,905.74
  5. Step 5: Solve for x
    x = 285,387,905.74/18,232.02
  6. Step 6: Final answer
    x = 15,653.12

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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.