Home / 14,001.46-20,991.76-6,102.48

Finding the Fourth Proportional to 14,001.46, 20,991.76 and 6,102.48

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Solution

The fourth proportional to 14,001.46, 20,991.76 and 6,102.48 is: 9,149.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,001.46 : 20,991.76 = 6,102.48 : x
  2. Step 2: Convert to fraction form
    14,001.46/20,991.76 = 6,102.48/x
  3. Step 3: Cross multiply
    14,001.46x = 20,991.76 × 6,102.48
  4. Step 4: Simplify right side
    14,001.46x = 128,101,795.56
  5. Step 5: Solve for x
    x = 128,101,795.56/14,001.46
  6. Step 6: Final answer
    x = 9,149.17

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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.