Home / 16,039.11-22,134.02-8,965.54

Finding the Fourth Proportional to 16,039.11, 22,134.02 and 8,965.54

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Solution

The fourth proportional to 16,039.11, 22,134.02 and 8,965.54 is: 12,372.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,039.11 : 22,134.02 = 8,965.54 : x
  2. Step 2: Convert to fraction form
    16,039.11/22,134.02 = 8,965.54/x
  3. Step 3: Cross multiply
    16,039.11x = 22,134.02 × 8,965.54
  4. Step 4: Simplify right side
    16,039.11x = 198,443,441.67
  5. Step 5: Solve for x
    x = 198,443,441.67/16,039.11
  6. Step 6: Final answer
    x = 12,372.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.