Home / 13,116.10-19,669.34-4,793.66

Finding the Fourth Proportional to 13,116.10, 19,669.34 and 4,793.66

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Solution

The fourth proportional to 13,116.10, 19,669.34 and 4,793.66 is: 7,188.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,116.10 : 19,669.34 = 4,793.66 : x
  2. Step 2: Convert to fraction form
    13,116.10/19,669.34 = 4,793.66/x
  3. Step 3: Cross multiply
    13,116.10x = 19,669.34 × 4,793.66
  4. Step 4: Simplify right side
    13,116.10x = 94,288,128.38
  5. Step 5: Solve for x
    x = 94,288,128.38/13,116.10
  6. Step 6: Final answer
    x = 7,188.73

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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.