Home / 31,906.98-47,865.66-10,848.90

Finding the Fourth Proportional to 31,906.98, 47,865.66 and 10,848.90

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Solution

The fourth proportional to 31,906.98, 47,865.66 and 10,848.90 is: 16,275.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,906.98 : 47,865.66 = 10,848.90 : x
  2. Step 2: Convert to fraction form
    31,906.98/47,865.66 = 10,848.90/x
  3. Step 3: Cross multiply
    31,906.98x = 47,865.66 × 10,848.90
  4. Step 4: Simplify right side
    31,906.98x = 519,289,758.77
  5. Step 5: Solve for x
    x = 519,289,758.77/31,906.98
  6. Step 6: Final answer
    x = 16,275.11

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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.