Home / 11,377.36-15,716.07-10,316.32

Finding the Fourth Proportional to 11,377.36, 15,716.07 and 10,316.32

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Solution

The fourth proportional to 11,377.36, 15,716.07 and 10,316.32 is: 14,250.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,377.36 : 15,716.07 = 10,316.32 : x
  2. Step 2: Convert to fraction form
    11,377.36/15,716.07 = 10,316.32/x
  3. Step 3: Cross multiply
    11,377.36x = 15,716.07 × 10,316.32
  4. Step 4: Simplify right side
    11,377.36x = 162,131,967.97
  5. Step 5: Solve for x
    x = 162,131,967.97/11,377.36
  6. Step 6: Final answer
    x = 14,250.41

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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.