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Finding the Fourth Proportional to 14,254.46, 21,351.81 and 9,034.46

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Solution

The fourth proportional to 14,254.46, 21,351.81 and 9,034.46 is: 13,532.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,254.46 : 21,351.81 = 9,034.46 : x
  2. Step 2: Convert to fraction form
    14,254.46/21,351.81 = 9,034.46/x
  3. Step 3: Cross multiply
    14,254.46x = 21,351.81 × 9,034.46
  4. Step 4: Simplify right side
    14,254.46x = 192,902,073.37
  5. Step 5: Solve for x
    x = 192,902,073.37/14,254.46
  6. Step 6: Final answer
    x = 13,532.75

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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.