Home / 18,888.83-26,067.47-10,929.52

Finding the Fourth Proportional to 18,888.83, 26,067.47 and 10,929.52

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Solution

The fourth proportional to 18,888.83, 26,067.47 and 10,929.52 is: 15,083.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,888.83 : 26,067.47 = 10,929.52 : x
  2. Step 2: Convert to fraction form
    18,888.83/26,067.47 = 10,929.52/x
  3. Step 3: Cross multiply
    18,888.83x = 26,067.47 × 10,929.52
  4. Step 4: Simplify right side
    18,888.83x = 284,904,814.90
  5. Step 5: Solve for x
    x = 284,904,814.90/18,888.83
  6. Step 6: Final answer
    x = 15,083.24

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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.