Home / 13,851.36-20,781.63-5,950.26

Finding the Fourth Proportional to 13,851.36, 20,781.63 and 5,950.26

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Solution

The fourth proportional to 13,851.36, 20,781.63 and 5,950.26 is: 8,927.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,851.36 : 20,781.63 = 5,950.26 : x
  2. Step 2: Convert to fraction form
    13,851.36/20,781.63 = 5,950.26/x
  3. Step 3: Cross multiply
    13,851.36x = 20,781.63 × 5,950.26
  4. Step 4: Simplify right side
    13,851.36x = 123,656,101.72
  5. Step 5: Solve for x
    x = 123,656,101.72/13,851.36
  6. Step 6: Final answer
    x = 8,927.36

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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.