Home / 31,644.98-47,458.70-9,453.10

Finding the Fourth Proportional to 31,644.98, 47,458.70 and 9,453.10

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Solution

The fourth proportional to 31,644.98, 47,458.70 and 9,453.10 is: 14,177.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,644.98 : 47,458.70 = 9,453.10 : x
  2. Step 2: Convert to fraction form
    31,644.98/47,458.70 = 9,453.10/x
  3. Step 3: Cross multiply
    31,644.98x = 47,458.70 × 9,453.10
  4. Step 4: Simplify right side
    31,644.98x = 448,631,836.97
  5. Step 5: Solve for x
    x = 448,631,836.97/31,644.98
  6. Step 6: Final answer
    x = 14,177.03

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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.