Home / 16,113.69-22,236.96-9,039.66

Finding the Fourth Proportional to 16,113.69, 22,236.96 and 9,039.66

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Solution

The fourth proportional to 16,113.69, 22,236.96 and 9,039.66 is: 12,474.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,113.69 : 22,236.96 = 9,039.66 : x
  2. Step 2: Convert to fraction form
    16,113.69/22,236.96 = 9,039.66/x
  3. Step 3: Cross multiply
    16,113.69x = 22,236.96 × 9,039.66
  4. Step 4: Simplify right side
    16,113.69x = 201,014,508.34
  5. Step 5: Solve for x
    x = 201,014,508.34/16,113.69
  6. Step 6: Final answer
    x = 12,474.77

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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.