Home / 22,039.43-30,430.24-13,552.96

Finding the Fourth Proportional to 22,039.43, 30,430.24 and 13,552.96

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Solution

The fourth proportional to 22,039.43, 30,430.24 and 13,552.96 is: 18,712.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,039.43 : 30,430.24 = 13,552.96 : x
  2. Step 2: Convert to fraction form
    22,039.43/30,430.24 = 13,552.96/x
  3. Step 3: Cross multiply
    22,039.43x = 30,430.24 × 13,552.96
  4. Step 4: Simplify right side
    22,039.43x = 412,419,825.51
  5. Step 5: Solve for x
    x = 412,419,825.51/22,039.43
  6. Step 6: Final answer
    x = 18,712.82

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1.5x scale

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.