Home / 11,035.77-16,530.30-8,684.61

Finding the Fourth Proportional to 11,035.77, 16,530.30 and 8,684.61

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Solution

The fourth proportional to 11,035.77, 16,530.30 and 8,684.61 is: 13,008.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,035.77 : 16,530.30 = 8,684.61 : x
  2. Step 2: Convert to fraction form
    11,035.77/16,530.30 = 8,684.61/x
  3. Step 3: Cross multiply
    11,035.77x = 16,530.30 × 8,684.61
  4. Step 4: Simplify right side
    11,035.77x = 143,559,208.68
  5. Step 5: Solve for x
    x = 143,559,208.68/11,035.77
  6. Step 6: Final answer
    x = 13,008.54

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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.