Home / 18,851.82-26,015.31-10,468.38

Finding the Fourth Proportional to 18,851.82, 26,015.31 and 10,468.38

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Solution

The fourth proportional to 18,851.82, 26,015.31 and 10,468.38 is: 14,446.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,851.82 : 26,015.31 = 10,468.38 : x
  2. Step 2: Convert to fraction form
    18,851.82/26,015.31 = 10,468.38/x
  3. Step 3: Cross multiply
    18,851.82x = 26,015.31 × 10,468.38
  4. Step 4: Simplify right side
    18,851.82x = 272,338,150.90
  5. Step 5: Solve for x
    x = 272,338,150.90/18,851.82
  6. Step 6: Final answer
    x = 14,446.25

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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.