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Finding the Fourth Proportional to 14,754.57, 22,118.49 and 7,361.31

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Solution

The fourth proportional to 14,754.57, 22,118.49 and 7,361.31 is: 11,035.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,754.57 : 22,118.49 = 7,361.31 : x
  2. Step 2: Convert to fraction form
    14,754.57/22,118.49 = 7,361.31/x
  3. Step 3: Cross multiply
    14,754.57x = 22,118.49 × 7,361.31
  4. Step 4: Simplify right side
    14,754.57x = 162,821,061.62
  5. Step 5: Solve for x
    x = 162,821,061.62/14,754.57
  6. Step 6: Final answer
    x = 11,035.30

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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.