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Finding the Fourth Proportional to 47,274.59, 70,924.19 and 17,694.71

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Solution

The fourth proportional to 47,274.59, 70,924.19 and 17,694.71 is: 26,546.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,274.59 : 70,924.19 = 17,694.71 : x
  2. Step 2: Convert to fraction form
    47,274.59/70,924.19 = 17,694.71/x
  3. Step 3: Cross multiply
    47,274.59x = 70,924.19 × 17,694.71
  4. Step 4: Simplify right side
    47,274.59x = 1,254,982,974.03
  5. Step 5: Solve for x
    x = 1,254,982,974.03/47,274.59
  6. Step 6: Final answer
    x = 26,546.67

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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.