Home / 11,351.82-16,913.66-10,715.26

Finding the Fourth Proportional to 11,351.82, 16,913.66 and 10,715.26

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Solution

The fourth proportional to 11,351.82, 16,913.66 and 10,715.26 is: 15,965.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,351.82 : 16,913.66 = 10,715.26 : x
  2. Step 2: Convert to fraction form
    11,351.82/16,913.66 = 10,715.26/x
  3. Step 3: Cross multiply
    11,351.82x = 16,913.66 × 10,715.26
  4. Step 4: Simplify right side
    11,351.82x = 181,234,264.45
  5. Step 5: Solve for x
    x = 181,234,264.45/11,351.82
  6. Step 6: Final answer
    x = 15,965.22

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.