Home / 16,330.32-22,500.90-11,015.82

Finding the Fourth Proportional to 16,330.32, 22,500.90 and 11,015.82

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Solution

The fourth proportional to 16,330.32, 22,500.90 and 11,015.82 is: 15,178.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,330.32 : 22,500.90 = 11,015.82 : x
  2. Step 2: Convert to fraction form
    16,330.32/22,500.90 = 11,015.82/x
  3. Step 3: Cross multiply
    16,330.32x = 22,500.90 × 11,015.82
  4. Step 4: Simplify right side
    16,330.32x = 247,865,864.24
  5. Step 5: Solve for x
    x = 247,865,864.24/16,330.32
  6. Step 6: Final answer
    x = 15,178.26

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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.