Home / 22,901.91-34,508.86-18,833.05

Finding the Fourth Proportional to 22,901.91, 34,508.86 and 18,833.05

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Solution

The fourth proportional to 22,901.91, 34,508.86 and 18,833.05 is: 28,377.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,901.91 : 34,508.86 = 18,833.05 : x
  2. Step 2: Convert to fraction form
    22,901.91/34,508.86 = 18,833.05/x
  3. Step 3: Cross multiply
    22,901.91x = 34,508.86 × 18,833.05
  4. Step 4: Simplify right side
    22,901.91x = 649,907,081.88
  5. Step 5: Solve for x
    x = 649,907,081.88/22,901.91
  6. Step 6: Final answer
    x = 28,377.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.