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Finding the Fourth Proportional to 14,806.96, 22,199.44 and 8,962.20

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Solution

The fourth proportional to 14,806.96, 22,199.44 and 8,962.20 is: 13,436.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,806.96 : 22,199.44 = 8,962.20 : x
  2. Step 2: Convert to fraction form
    14,806.96/22,199.44 = 8,962.20/x
  3. Step 3: Cross multiply
    14,806.96x = 22,199.44 × 8,962.20
  4. Step 4: Simplify right side
    14,806.96x = 198,955,821.17
  5. Step 5: Solve for x
    x = 198,955,821.17/14,806.96
  6. Step 6: Final answer
    x = 13,436.64

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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.