Home / 31,964.58-47,917.71-11,176.74

Finding the Fourth Proportional to 31,964.58, 47,917.71 and 11,176.74

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Solution

The fourth proportional to 31,964.58, 47,917.71 and 11,176.74 is: 16,754.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,964.58 : 47,917.71 = 11,176.74 : x
  2. Step 2: Convert to fraction form
    31,964.58/47,917.71 = 11,176.74/x
  3. Step 3: Cross multiply
    31,964.58x = 47,917.71 × 11,176.74
  4. Step 4: Simplify right side
    31,964.58x = 535,563,786.07
  5. Step 5: Solve for x
    x = 535,563,786.07/31,964.58
  6. Step 6: Final answer
    x = 16,754.91

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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.