Home / 16,964.52-25,446.51-5,278.38

Finding the Fourth Proportional to 16,964.52, 25,446.51 and 5,278.38

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Solution

The fourth proportional to 16,964.52, 25,446.51 and 5,278.38 is: 7,917.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,964.52 : 25,446.51 = 5,278.38 : x
  2. Step 2: Convert to fraction form
    16,964.52/25,446.51 = 5,278.38/x
  3. Step 3: Cross multiply
    16,964.52x = 25,446.51 × 5,278.38
  4. Step 4: Simplify right side
    16,964.52x = 134,316,349.45
  5. Step 5: Solve for x
    x = 134,316,349.45/16,964.52
  6. Step 6: Final answer
    x = 7,917.49

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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.