Home / 14,249.93-21,376.10-3,721.34

Finding the Fourth Proportional to 14,249.93, 21,376.10 and 3,721.34

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Solution

The fourth proportional to 14,249.93, 21,376.10 and 3,721.34 is: 5,582.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,249.93 : 21,376.10 = 3,721.34 : x
  2. Step 2: Convert to fraction form
    14,249.93/21,376.10 = 3,721.34/x
  3. Step 3: Cross multiply
    14,249.93x = 21,376.10 × 3,721.34
  4. Step 4: Simplify right side
    14,249.93x = 79,547,798.72
  5. Step 5: Solve for x
    x = 79,547,798.72/14,249.93
  6. Step 6: Final answer
    x = 5,582.33

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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.