Home / 14,348.88-21,522.73-4,991.02

Finding the Fourth Proportional to 14,348.88, 21,522.73 and 4,991.02

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Solution

The fourth proportional to 14,348.88, 21,522.73 and 4,991.02 is: 7,486.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,348.88 : 21,522.73 = 4,991.02 : x
  2. Step 2: Convert to fraction form
    14,348.88/21,522.73 = 4,991.02/x
  3. Step 3: Cross multiply
    14,348.88x = 21,522.73 × 4,991.02
  4. Step 4: Simplify right side
    14,348.88x = 107,420,375.88
  5. Step 5: Solve for x
    x = 107,420,375.88/14,348.88
  6. Step 6: Final answer
    x = 7,486.32

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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.