Home / 36,770.13-50,743.28-20,854.23

Finding the Fourth Proportional to 36,770.13, 50,743.28 and 20,854.23

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Solution

The fourth proportional to 36,770.13, 50,743.28 and 20,854.23 is: 28,779.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,770.13 : 50,743.28 = 20,854.23 : x
  2. Step 2: Convert to fraction form
    36,770.13/50,743.28 = 20,854.23/x
  3. Step 3: Cross multiply
    36,770.13x = 50,743.28 × 20,854.23
  4. Step 4: Simplify right side
    36,770.13x = 1,058,211,927.80
  5. Step 5: Solve for x
    x = 1,058,211,927.80/36,770.13
  6. Step 6: Final answer
    x = 28,779.12

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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.