Home / 18,848.86-26,008.31-10,891.82

Finding the Fourth Proportional to 18,848.86, 26,008.31 and 10,891.82

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Solution

The fourth proportional to 18,848.86, 26,008.31 and 10,891.82 is: 15,028.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,848.86 : 26,008.31 = 10,891.82 : x
  2. Step 2: Convert to fraction form
    18,848.86/26,008.31 = 10,891.82/x
  3. Step 3: Cross multiply
    18,848.86x = 26,008.31 × 10,891.82
  4. Step 4: Simplify right side
    18,848.86x = 283,277,862.01
  5. Step 5: Solve for x
    x = 283,277,862.01/18,848.86
  6. Step 6: Final answer
    x = 15,028.91

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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.