Home / 43,786.24-65,693.13-15,687.14

Finding the Fourth Proportional to 43,786.24, 65,693.13 and 15,687.14

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Solution

The fourth proportional to 43,786.24, 65,693.13 and 15,687.14 is: 23,535.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,786.24 : 65,693.13 = 15,687.14 : x
  2. Step 2: Convert to fraction form
    43,786.24/65,693.13 = 15,687.14/x
  3. Step 3: Cross multiply
    43,786.24x = 65,693.13 × 15,687.14
  4. Step 4: Simplify right side
    43,786.24x = 1,030,537,327.35
  5. Step 5: Solve for x
    x = 1,030,537,327.35/43,786.24
  6. Step 6: Final answer
    x = 23,535.65

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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.