Home / 47,105.19-70,662.42-17,516.07

Finding the Fourth Proportional to 47,105.19, 70,662.42 and 17,516.07

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Solution

The fourth proportional to 47,105.19, 70,662.42 and 17,516.07 is: 26,275.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,105.19 : 70,662.42 = 17,516.07 : x
  2. Step 2: Convert to fraction form
    47,105.19/70,662.42 = 17,516.07/x
  3. Step 3: Cross multiply
    47,105.19x = 70,662.42 × 17,516.07
  4. Step 4: Simplify right side
    47,105.19x = 1,237,727,895.09
  5. Step 5: Solve for x
    x = 1,237,727,895.09/47,105.19
  6. Step 6: Final answer
    x = 26,275.83

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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.