Home / 19,418.94-29,065.75-10,046.05

Finding the Fourth Proportional to 19,418.94, 29,065.75 and 10,046.05

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Solution

The fourth proportional to 19,418.94, 29,065.75 and 10,046.05 is: 15,036.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,418.94 : 29,065.75 = 10,046.05 : x
  2. Step 2: Convert to fraction form
    19,418.94/29,065.75 = 10,046.05/x
  3. Step 3: Cross multiply
    19,418.94x = 29,065.75 × 10,046.05
  4. Step 4: Simplify right side
    19,418.94x = 291,995,880.01
  5. Step 5: Solve for x
    x = 291,995,880.01/19,418.94
  6. Step 6: Final answer
    x = 15,036.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.