Home / 23,941.10-33,039.90-13,330.51

Finding the Fourth Proportional to 23,941.10, 33,039.90 and 13,330.51

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Solution

The fourth proportional to 23,941.10, 33,039.90 and 13,330.51 is: 18,396.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,941.10 : 33,039.90 = 13,330.51 : x
  2. Step 2: Convert to fraction form
    23,941.10/33,039.90 = 13,330.51/x
  3. Step 3: Cross multiply
    23,941.10x = 33,039.90 × 13,330.51
  4. Step 4: Simplify right side
    23,941.10x = 440,438,634.75
  5. Step 5: Solve for x
    x = 440,438,634.75/23,941.10
  6. Step 6: Final answer
    x = 18,396.76

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.