Home / 18,932.91-26,127.25-10,435.38

Finding the Fourth Proportional to 18,932.91, 26,127.25 and 10,435.38

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Solution

The fourth proportional to 18,932.91, 26,127.25 and 10,435.38 is: 14,400.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,932.91 : 26,127.25 = 10,435.38 : x
  2. Step 2: Convert to fraction form
    18,932.91/26,127.25 = 10,435.38/x
  3. Step 3: Cross multiply
    18,932.91x = 26,127.25 × 10,435.38
  4. Step 4: Simplify right side
    18,932.91x = 272,647,782.11
  5. Step 5: Solve for x
    x = 272,647,782.11/18,932.91
  6. Step 6: Final answer
    x = 14,400.73

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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.