Home / 16,066.20-24,128.10-11,688.60

Finding the Fourth Proportional to 16,066.20, 24,128.10 and 11,688.60

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Solution

The fourth proportional to 16,066.20, 24,128.10 and 11,688.60 is: 17,553.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,066.20 : 24,128.10 = 11,688.60 : x
  2. Step 2: Convert to fraction form
    16,066.20/24,128.10 = 11,688.60/x
  3. Step 3: Cross multiply
    16,066.20x = 24,128.10 × 11,688.60
  4. Step 4: Simplify right side
    16,066.20x = 282,023,709.66
  5. Step 5: Solve for x
    x = 282,023,709.66/16,066.20
  6. Step 6: Final answer
    x = 17,553.85

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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.