Home / 13,553.33-20,336.47-10,637.33

Finding the Fourth Proportional to 13,553.33, 20,336.47 and 10,637.33

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Solution

The fourth proportional to 13,553.33, 20,336.47 and 10,637.33 is: 15,961.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,553.33 : 20,336.47 = 10,637.33 : x
  2. Step 2: Convert to fraction form
    13,553.33/20,336.47 = 10,637.33/x
  3. Step 3: Cross multiply
    13,553.33x = 20,336.47 × 10,637.33
  4. Step 4: Simplify right side
    13,553.33x = 216,325,614.15
  5. Step 5: Solve for x
    x = 216,325,614.15/13,553.33
  6. Step 6: Final answer
    x = 15,961.07

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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.