Home / 19,525-26,949.36-11,146.36

Finding the Fourth Proportional to 19,525, 26,949.36 and 11,146.36

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Solution

The fourth proportional to 19,525, 26,949.36 and 11,146.36 is: 15,384.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,525 : 26,949.36 = 11,146.36 : x
  2. Step 2: Convert to fraction form
    19,525/26,949.36 = 11,146.36/x
  3. Step 3: Cross multiply
    19,525x = 26,949.36 × 11,146.36
  4. Step 4: Simplify right side
    19,525x = 300,387,268.33
  5. Step 5: Solve for x
    x = 300,387,268.33/19,525
  6. Step 6: Final answer
    x = 15,384.75

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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.