Home / 43,990.03-65,997.33-14,428.66

Finding the Fourth Proportional to 43,990.03, 65,997.33 and 14,428.66

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Solution

The fourth proportional to 43,990.03, 65,997.33 and 14,428.66 is: 21,647.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,990.03 : 65,997.33 = 14,428.66 : x
  2. Step 2: Convert to fraction form
    43,990.03/65,997.33 = 14,428.66/x
  3. Step 3: Cross multiply
    43,990.03x = 65,997.33 × 14,428.66
  4. Step 4: Simplify right side
    43,990.03x = 952,253,035.48
  5. Step 5: Solve for x
    x = 952,253,035.48/43,990.03
  6. Step 6: Final answer
    x = 21,647.02

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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.