Home / 36,890.33-50,903.52-20,973.02

Finding the Fourth Proportional to 36,890.33, 50,903.52 and 20,973.02

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Solution

The fourth proportional to 36,890.33, 50,903.52 and 20,973.02 is: 28,939.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,890.33 : 50,903.52 = 20,973.02 : x
  2. Step 2: Convert to fraction form
    36,890.33/50,903.52 = 20,973.02/x
  3. Step 3: Cross multiply
    36,890.33x = 50,903.52 × 20,973.02
  4. Step 4: Simplify right side
    36,890.33x = 1,067,600,543.03
  5. Step 5: Solve for x
    x = 1,067,600,543.03/36,890.33
  6. Step 6: Final answer
    x = 28,939.85

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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.