Home / 13,292.71-19,943.42-11,333.12

Finding the Fourth Proportional to 13,292.71, 19,943.42 and 11,333.12

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Solution

The fourth proportional to 13,292.71, 19,943.42 and 11,333.12 is: 17,003.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,292.71 : 19,943.42 = 11,333.12 : x
  2. Step 2: Convert to fraction form
    13,292.71/19,943.42 = 11,333.12/x
  3. Step 3: Cross multiply
    13,292.71x = 19,943.42 × 11,333.12
  4. Step 4: Simplify right side
    13,292.71x = 226,021,015.69
  5. Step 5: Solve for x
    x = 226,021,015.69/13,292.71
  6. Step 6: Final answer
    x = 17,003.38

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1.5x scale

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.