Home / 36,275.80-50,063.62-20,363.40

Finding the Fourth Proportional to 36,275.80, 50,063.62 and 20,363.40

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Solution

The fourth proportional to 36,275.80, 50,063.62 and 20,363.40 is: 28,103.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,275.80 : 50,063.62 = 20,363.40 : x
  2. Step 2: Convert to fraction form
    36,275.80/50,063.62 = 20,363.40/x
  3. Step 3: Cross multiply
    36,275.80x = 50,063.62 × 20,363.40
  4. Step 4: Simplify right side
    36,275.80x = 1,019,465,519.51
  5. Step 5: Solve for x
    x = 1,019,465,519.51/36,275.80
  6. Step 6: Final answer
    x = 28,103.19

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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.