Home / 14,001.84-20,996.13-5,110.89

Finding the Fourth Proportional to 14,001.84, 20,996.13 and 5,110.89

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Solution

The fourth proportional to 14,001.84, 20,996.13 and 5,110.89 is: 7,663.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,001.84 : 20,996.13 = 5,110.89 : x
  2. Step 2: Convert to fraction form
    14,001.84/20,996.13 = 5,110.89/x
  3. Step 3: Cross multiply
    14,001.84x = 20,996.13 × 5,110.89
  4. Step 4: Simplify right side
    14,001.84x = 107,308,910.86
  5. Step 5: Solve for x
    x = 107,308,910.86/14,001.84
  6. Step 6: Final answer
    x = 7,663.91

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1.5x scale

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.