Home / 14,401.48-21,571.90-6,616.84

Finding the Fourth Proportional to 14,401.48, 21,571.90 and 6,616.84

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Solution

The fourth proportional to 14,401.48, 21,571.90 and 6,616.84 is: 9,911.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,401.48 : 21,571.90 = 6,616.84 : x
  2. Step 2: Convert to fraction form
    14,401.48/21,571.90 = 6,616.84/x
  3. Step 3: Cross multiply
    14,401.48x = 21,571.90 × 6,616.84
  4. Step 4: Simplify right side
    14,401.48x = 142,737,810.80
  5. Step 5: Solve for x
    x = 142,737,810.80/14,401.48
  6. Step 6: Final answer
    x = 9,911.33

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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.