Home / 34,716.15-47,908.31-18,800.64

Finding the Fourth Proportional to 34,716.15, 47,908.31 and 18,800.64

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Solution

The fourth proportional to 34,716.15, 47,908.31 and 18,800.64 is: 25,944.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,716.15 : 47,908.31 = 18,800.64 : x
  2. Step 2: Convert to fraction form
    34,716.15/47,908.31 = 18,800.64/x
  3. Step 3: Cross multiply
    34,716.15x = 47,908.31 × 18,800.64
  4. Step 4: Simplify right side
    34,716.15x = 900,706,795.32
  5. Step 5: Solve for x
    x = 900,706,795.32/34,716.15
  6. Step 6: Final answer
    x = 25,944.89

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.