Home / 43,410.54-65,116.59-15,329.91

Finding the Fourth Proportional to 43,410.54, 65,116.59 and 15,329.91

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Solution

The fourth proportional to 43,410.54, 65,116.59 and 15,329.91 is: 22,995.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,410.54 : 65,116.59 = 15,329.91 : x
  2. Step 2: Convert to fraction form
    43,410.54/65,116.59 = 15,329.91/x
  3. Step 3: Cross multiply
    43,410.54x = 65,116.59 × 15,329.91
  4. Step 4: Simplify right side
    43,410.54x = 998,231,464.21
  5. Step 5: Solve for x
    x = 998,231,464.21/43,410.54
  6. Step 6: Final answer
    x = 22,995.14

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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.