Home / 22,042.24-30,418.33-11,970.56

Finding the Fourth Proportional to 22,042.24, 30,418.33 and 11,970.56

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Solution

The fourth proportional to 22,042.24, 30,418.33 and 11,970.56 is: 16,519.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,042.24 : 30,418.33 = 11,970.56 : x
  2. Step 2: Convert to fraction form
    22,042.24/30,418.33 = 11,970.56/x
  3. Step 3: Cross multiply
    22,042.24x = 30,418.33 × 11,970.56
  4. Step 4: Simplify right side
    22,042.24x = 364,124,444.36
  5. Step 5: Solve for x
    x = 364,124,444.36/22,042.24
  6. Step 6: Final answer
    x = 16,519.40

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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.