Home / 29,145.99-43,708.01-9,419.25

Finding the Fourth Proportional to 29,145.99, 43,708.01 and 9,419.25

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Solution

The fourth proportional to 29,145.99, 43,708.01 and 9,419.25 is: 14,125.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,145.99 : 43,708.01 = 9,419.25 : x
  2. Step 2: Convert to fraction form
    29,145.99/43,708.01 = 9,419.25/x
  3. Step 3: Cross multiply
    29,145.99x = 43,708.01 × 9,419.25
  4. Step 4: Simplify right side
    29,145.99x = 411,696,790.00
  5. Step 5: Solve for x
    x = 411,696,790.00/29,145.99
  6. Step 6: Final answer
    x = 14,125.33

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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.