Home / 33,004.47-45,545.36-18,856.11

Finding the Fourth Proportional to 33,004.47, 45,545.36 and 18,856.11

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Solution

The fourth proportional to 33,004.47, 45,545.36 and 18,856.11 is: 26,020.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,004.47 : 45,545.36 = 18,856.11 : x
  2. Step 2: Convert to fraction form
    33,004.47/45,545.36 = 18,856.11/x
  3. Step 3: Cross multiply
    33,004.47x = 45,545.36 × 18,856.11
  4. Step 4: Simplify right side
    33,004.47x = 858,808,223.87
  5. Step 5: Solve for x
    x = 858,808,223.87/33,004.47
  6. Step 6: Final answer
    x = 26,020.97

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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.