Home / 10,188.01-15,241.11-8,816.28

Finding the Fourth Proportional to 10,188.01, 15,241.11 and 8,816.28

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Solution

The fourth proportional to 10,188.01, 15,241.11 and 8,816.28 is: 13,189.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,188.01 : 15,241.11 = 8,816.28 : x
  2. Step 2: Convert to fraction form
    10,188.01/15,241.11 = 8,816.28/x
  3. Step 3: Cross multiply
    10,188.01x = 15,241.11 × 8,816.28
  4. Step 4: Simplify right side
    10,188.01x = 134,369,893.27
  5. Step 5: Solve for x
    x = 134,369,893.27/10,188.01
  6. Step 6: Final answer
    x = 13,189.02

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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.