Home / 16,839.48-25,281.54-14,390.04

Finding the Fourth Proportional to 16,839.48, 25,281.54 and 14,390.04

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Solution

The fourth proportional to 16,839.48, 25,281.54 and 14,390.04 is: 21,604.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,839.48 : 25,281.54 = 14,390.04 : x
  2. Step 2: Convert to fraction form
    16,839.48/25,281.54 = 14,390.04/x
  3. Step 3: Cross multiply
    16,839.48x = 25,281.54 × 14,390.04
  4. Step 4: Simplify right side
    16,839.48x = 363,802,371.86
  5. Step 5: Solve for x
    x = 363,802,371.86/16,839.48
  6. Step 6: Final answer
    x = 21,604.13

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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.