Home / 36,556.18-50,447.10-20,641.30

Finding the Fourth Proportional to 36,556.18, 50,447.10 and 20,641.30

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Solution

The fourth proportional to 36,556.18, 50,447.10 and 20,641.30 is: 28,484.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,556.18 : 50,447.10 = 20,641.30 : x
  2. Step 2: Convert to fraction form
    36,556.18/50,447.10 = 20,641.30/x
  3. Step 3: Cross multiply
    36,556.18x = 50,447.10 × 20,641.30
  4. Step 4: Simplify right side
    36,556.18x = 1,041,293,725.23
  5. Step 5: Solve for x
    x = 1,041,293,725.23/36,556.18
  6. Step 6: Final answer
    x = 28,484.75

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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.