Home / 31,850.58-47,776.05-9,663.99

Finding the Fourth Proportional to 31,850.58, 47,776.05 and 9,663.99

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Solution

The fourth proportional to 31,850.58, 47,776.05 and 9,663.99 is: 14,496.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,850.58 : 47,776.05 = 9,663.99 : x
  2. Step 2: Convert to fraction form
    31,850.58/47,776.05 = 9,663.99/x
  3. Step 3: Cross multiply
    31,850.58x = 47,776.05 × 9,663.99
  4. Step 4: Simplify right side
    31,850.58x = 461,707,269.44
  5. Step 5: Solve for x
    x = 461,707,269.44/31,850.58
  6. Step 6: Final answer
    x = 14,496.04

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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.