Home / 14,057.18-21,096.14-6,661.61

Finding the Fourth Proportional to 14,057.18, 21,096.14 and 6,661.61

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Solution

The fourth proportional to 14,057.18, 21,096.14 and 6,661.61 is: 9,997.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,057.18 : 21,096.14 = 6,661.61 : x
  2. Step 2: Convert to fraction form
    14,057.18/21,096.14 = 6,661.61/x
  3. Step 3: Cross multiply
    14,057.18x = 21,096.14 × 6,661.61
  4. Step 4: Simplify right side
    14,057.18x = 140,534,197.51
  5. Step 5: Solve for x
    x = 140,534,197.51/14,057.18
  6. Step 6: Final answer
    x = 9,997.33

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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.