Home / 43,240.11-64,854.79-11,652.64

Finding the Fourth Proportional to 43,240.11, 64,854.79 and 11,652.64

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Solution

The fourth proportional to 43,240.11, 64,854.79 and 11,652.64 is: 17,477.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,240.11 : 64,854.79 = 11,652.64 : x
  2. Step 2: Convert to fraction form
    43,240.11/64,854.79 = 11,652.64/x
  3. Step 3: Cross multiply
    43,240.11x = 64,854.79 × 11,652.64
  4. Step 4: Simplify right side
    43,240.11x = 755,729,358.01
  5. Step 5: Solve for x
    x = 755,729,358.01/43,240.11
  6. Step 6: Final answer
    x = 17,477.51

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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.