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Finding the Fourth Proportional to 15,199.36, 22,800.08 and 8,968.48

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Solution

The fourth proportional to 15,199.36, 22,800.08 and 8,968.48 is: 13,453.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,199.36 : 22,800.08 = 8,968.48 : x
  2. Step 2: Convert to fraction form
    15,199.36/22,800.08 = 8,968.48/x
  3. Step 3: Cross multiply
    15,199.36x = 22,800.08 × 8,968.48
  4. Step 4: Simplify right side
    15,199.36x = 204,482,061.48
  5. Step 5: Solve for x
    x = 204,482,061.48/15,199.36
  6. Step 6: Final answer
    x = 13,453.33

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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.