Home / 43,409.08-65,116.14-16,755.22

Finding the Fourth Proportional to 43,409.08, 65,116.14 and 16,755.22

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Solution

The fourth proportional to 43,409.08, 65,116.14 and 16,755.22 is: 25,133.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,409.08 : 65,116.14 = 16,755.22 : x
  2. Step 2: Convert to fraction form
    43,409.08/65,116.14 = 16,755.22/x
  3. Step 3: Cross multiply
    43,409.08x = 65,116.14 × 16,755.22
  4. Step 4: Simplify right side
    43,409.08x = 1,091,035,248.93
  5. Step 5: Solve for x
    x = 1,091,035,248.93/43,409.08
  6. Step 6: Final answer
    x = 25,133.80

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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.