Home / 31,919.44-47,849.40-10,845.08

Finding the Fourth Proportional to 31,919.44, 47,849.40 and 10,845.08

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Solution

The fourth proportional to 31,919.44, 47,849.40 and 10,845.08 is: 16,257.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,919.44 : 47,849.40 = 10,845.08 : x
  2. Step 2: Convert to fraction form
    31,919.44/47,849.40 = 10,845.08/x
  3. Step 3: Cross multiply
    31,919.44x = 47,849.40 × 10,845.08
  4. Step 4: Simplify right side
    31,919.44x = 518,930,570.95
  5. Step 5: Solve for x
    x = 518,930,570.95/31,919.44
  6. Step 6: Final answer
    x = 16,257.51

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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.