Home / 34,716.58-47,921.46-22,783.78

Finding the Fourth Proportional to 34,716.58, 47,921.46 and 22,783.78

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Solution

The fourth proportional to 34,716.58, 47,921.46 and 22,783.78 is: 31,449.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,716.58 : 47,921.46 = 22,783.78 : x
  2. Step 2: Convert to fraction form
    34,716.58/47,921.46 = 22,783.78/x
  3. Step 3: Cross multiply
    34,716.58x = 47,921.46 × 22,783.78
  4. Step 4: Simplify right side
    34,716.58x = 1,091,832,001.92
  5. Step 5: Solve for x
    x = 1,091,832,001.92/34,716.58
  6. Step 6: Final answer
    x = 31,449.87

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1.5x scale

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.