Home / 33,003.64-45,545.10-18,856.44

Finding the Fourth Proportional to 33,003.64, 45,545.10 and 18,856.44

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Solution

The fourth proportional to 33,003.64, 45,545.10 and 18,856.44 is: 26,021.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,003.64 : 45,545.10 = 18,856.44 : x
  2. Step 2: Convert to fraction form
    33,003.64/45,545.10 = 18,856.44/x
  3. Step 3: Cross multiply
    33,003.64x = 45,545.10 × 18,856.44
  4. Step 4: Simplify right side
    33,003.64x = 858,818,445.44
  5. Step 5: Solve for x
    x = 858,818,445.44/33,003.64
  6. Step 6: Final answer
    x = 26,021.93

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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.