Home / 33,301.24-45,908.04-20,545.90

Finding the Fourth Proportional to 33,301.24, 45,908.04 and 20,545.90

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Solution

The fourth proportional to 33,301.24, 45,908.04 and 20,545.90 is: 28,323.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,301.24 : 45,908.04 = 20,545.90 : x
  2. Step 2: Convert to fraction form
    33,301.24/45,908.04 = 20,545.90/x
  3. Step 3: Cross multiply
    33,301.24x = 45,908.04 × 20,545.90
  4. Step 4: Simplify right side
    33,301.24x = 943,221,999.04
  5. Step 5: Solve for x
    x = 943,221,999.04/33,301.24
  6. Step 6: Final answer
    x = 28,323.93

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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.