Home / 14,644.86-21,967.21-3,551.55

Finding the Fourth Proportional to 14,644.86, 21,967.21 and 3,551.55

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Solution

The fourth proportional to 14,644.86, 21,967.21 and 3,551.55 is: 5,327.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,644.86 : 21,967.21 = 3,551.55 : x
  2. Step 2: Convert to fraction form
    14,644.86/21,967.21 = 3,551.55/x
  3. Step 3: Cross multiply
    14,644.86x = 21,967.21 × 3,551.55
  4. Step 4: Simplify right side
    14,644.86x = 78,017,644.68
  5. Step 5: Solve for x
    x = 78,017,644.68/14,644.86
  6. Step 6: Final answer
    x = 5,327.31

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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.