Home / 13,837.51-20,736.82-10,377.19

Finding the Fourth Proportional to 13,837.51, 20,736.82 and 10,377.19

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Solution

The fourth proportional to 13,837.51, 20,736.82 and 10,377.19 is: 15,551.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,837.51 : 20,736.82 = 10,377.19 : x
  2. Step 2: Convert to fraction form
    13,837.51/20,736.82 = 10,377.19/x
  3. Step 3: Cross multiply
    13,837.51x = 20,736.82 × 10,377.19
  4. Step 4: Simplify right side
    13,837.51x = 215,189,921.14
  5. Step 5: Solve for x
    x = 215,189,921.14/13,837.51
  6. Step 6: Final answer
    x = 15,551.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.