Home / 31,836.25-47,754.38-9,948.25

Finding the Fourth Proportional to 31,836.25, 47,754.38 and 9,948.25

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Solution

The fourth proportional to 31,836.25, 47,754.38 and 9,948.25 is: 14,922.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,836.25 : 47,754.38 = 9,948.25 : x
  2. Step 2: Convert to fraction form
    31,836.25/47,754.38 = 9,948.25/x
  3. Step 3: Cross multiply
    31,836.25x = 47,754.38 × 9,948.25
  4. Step 4: Simplify right side
    31,836.25x = 475,072,461.09
  5. Step 5: Solve for x
    x = 475,072,461.09/31,836.25
  6. Step 6: Final answer
    x = 14,922.38

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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.