Home / 14,188.20-21,274.91-5,296.22

Finding the Fourth Proportional to 14,188.20, 21,274.91 and 5,296.22

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Solution

The fourth proportional to 14,188.20, 21,274.91 and 5,296.22 is: 7,941.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,188.20 : 21,274.91 = 5,296.22 : x
  2. Step 2: Convert to fraction form
    14,188.20/21,274.91 = 5,296.22/x
  3. Step 3: Cross multiply
    14,188.20x = 21,274.91 × 5,296.22
  4. Step 4: Simplify right side
    14,188.20x = 112,676,524.12
  5. Step 5: Solve for x
    x = 112,676,524.12/14,188.20
  6. Step 6: Final answer
    x = 7,941.57

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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.