Home / 14,747.11-22,100.93-5,378.31

Finding the Fourth Proportional to 14,747.11, 22,100.93 and 5,378.31

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Solution

The fourth proportional to 14,747.11, 22,100.93 and 5,378.31 is: 8,060.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,747.11 : 22,100.93 = 5,378.31 : x
  2. Step 2: Convert to fraction form
    14,747.11/22,100.93 = 5,378.31/x
  3. Step 3: Cross multiply
    14,747.11x = 22,100.93 × 5,378.31
  4. Step 4: Simplify right side
    14,747.11x = 118,865,625.94
  5. Step 5: Solve for x
    x = 118,865,625.94/14,747.11
  6. Step 6: Final answer
    x = 8,060.27

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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.