Home / 14,400.98-21,571.15-6,616.34

Finding the Fourth Proportional to 14,400.98, 21,571.15 and 6,616.34

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Solution

The fourth proportional to 14,400.98, 21,571.15 and 6,616.34 is: 9,910.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,400.98 : 21,571.15 = 6,616.34 : x
  2. Step 2: Convert to fraction form
    14,400.98/21,571.15 = 6,616.34/x
  3. Step 3: Cross multiply
    14,400.98x = 21,571.15 × 6,616.34
  4. Step 4: Simplify right side
    14,400.98x = 142,722,062.59
  5. Step 5: Solve for x
    x = 142,722,062.59/14,400.98
  6. Step 6: Final answer
    x = 9,910.58

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1.5x scale

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.