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Finding the Fourth Proportional to 14,522.22, 20,041.02 and 8,235

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Solution

The fourth proportional to 14,522.22, 20,041.02 and 8,235 is: 11,364.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,522.22 : 20,041.02 = 8,235 : x
  2. Step 2: Convert to fraction form
    14,522.22/20,041.02 = 8,235/x
  3. Step 3: Cross multiply
    14,522.22x = 20,041.02 × 8,235
  4. Step 4: Simplify right side
    14,522.22x = 165,037,799.70
  5. Step 5: Solve for x
    x = 165,037,799.70/14,522.22
  6. Step 6: Final answer
    x = 11,364.50

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.