Home / 43,706.07-65,549.61-15,628.07

Finding the Fourth Proportional to 43,706.07, 65,549.61 and 15,628.07

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Solution

The fourth proportional to 43,706.07, 65,549.61 and 15,628.07 is: 23,438.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,706.07 : 65,549.61 = 15,628.07 : x
  2. Step 2: Convert to fraction form
    43,706.07/65,549.61 = 15,628.07/x
  3. Step 3: Cross multiply
    43,706.07x = 65,549.61 × 15,628.07
  4. Step 4: Simplify right side
    43,706.07x = 1,024,414,057.43
  5. Step 5: Solve for x
    x = 1,024,414,057.43/43,706.07
  6. Step 6: Final answer
    x = 23,438.71

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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.