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Finding the Fourth Proportional to 45,697.88, 68,546.10 and 14,532.68

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Solution

The fourth proportional to 45,697.88, 68,546.10 and 14,532.68 is: 21,798.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,697.88 : 68,546.10 = 14,532.68 : x
  2. Step 2: Convert to fraction form
    45,697.88/68,546.10 = 14,532.68/x
  3. Step 3: Cross multiply
    45,697.88x = 68,546.10 × 14,532.68
  4. Step 4: Simplify right side
    45,697.88x = 996,158,536.55
  5. Step 5: Solve for x
    x = 996,158,536.55/45,697.88
  6. Step 6: Final answer
    x = 21,798.79

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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.