Home / 23,920.24-33,006.96-13,309.12

Finding the Fourth Proportional to 23,920.24, 33,006.96 and 13,309.12

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Solution

The fourth proportional to 23,920.24, 33,006.96 and 13,309.12 is: 18,364.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,920.24 : 33,006.96 = 13,309.12 : x
  2. Step 2: Convert to fraction form
    23,920.24/33,006.96 = 13,309.12/x
  3. Step 3: Cross multiply
    23,920.24x = 33,006.96 × 13,309.12
  4. Step 4: Simplify right side
    23,920.24x = 439,293,591.48
  5. Step 5: Solve for x
    x = 439,293,591.48/23,920.24
  6. Step 6: Final answer
    x = 18,364.93

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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.