Home / 43,911.66-65,867.66-10,631.68

Finding the Fourth Proportional to 43,911.66, 65,867.66 and 10,631.68

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Solution

The fourth proportional to 43,911.66, 65,867.66 and 10,631.68 is: 15,947.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,911.66 : 65,867.66 = 10,631.68 : x
  2. Step 2: Convert to fraction form
    43,911.66/65,867.66 = 10,631.68/x
  3. Step 3: Cross multiply
    43,911.66x = 65,867.66 × 10,631.68
  4. Step 4: Simplify right side
    43,911.66x = 700,283,883.47
  5. Step 5: Solve for x
    x = 700,283,883.47/43,911.66
  6. Step 6: Final answer
    x = 15,947.56

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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.