Home / 47,815.74-71,728.26-17,429.14

Finding the Fourth Proportional to 47,815.74, 71,728.26 and 17,429.14

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Solution

The fourth proportional to 47,815.74, 71,728.26 and 17,429.14 is: 26,145.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,815.74 : 71,728.26 = 17,429.14 : x
  2. Step 2: Convert to fraction form
    47,815.74/71,728.26 = 17,429.14/x
  3. Step 3: Cross multiply
    47,815.74x = 71,728.26 × 17,429.14
  4. Step 4: Simplify right side
    47,815.74x = 1,250,161,885.50
  5. Step 5: Solve for x
    x = 1,250,161,885.50/47,815.74
  6. Step 6: Final answer
    x = 26,145.40

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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.