Home / 43,708.14-65,561.81-14,125.32

Finding the Fourth Proportional to 43,708.14, 65,561.81 and 14,125.32

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Solution

The fourth proportional to 43,708.14, 65,561.81 and 14,125.32 is: 21,187.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,708.14 : 65,561.81 = 14,125.32 : x
  2. Step 2: Convert to fraction form
    43,708.14/65,561.81 = 14,125.32/x
  3. Step 3: Cross multiply
    43,708.14x = 65,561.81 × 14,125.32
  4. Step 4: Simplify right side
    43,708.14x = 926,081,475.40
  5. Step 5: Solve for x
    x = 926,081,475.40/43,708.14
  6. Step 6: Final answer
    x = 21,187.85

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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.