Home / 36,273.60-50,051.25-20,358.72

Finding the Fourth Proportional to 36,273.60, 50,051.25 and 20,358.72

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Solution

The fourth proportional to 36,273.60, 50,051.25 and 20,358.72 is: 28,091.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,273.60 : 50,051.25 = 20,358.72 : x
  2. Step 2: Convert to fraction form
    36,273.60/50,051.25 = 20,358.72/x
  3. Step 3: Cross multiply
    36,273.60x = 50,051.25 × 20,358.72
  4. Step 4: Simplify right side
    36,273.60x = 1,018,979,384.40
  5. Step 5: Solve for x
    x = 1,018,979,384.40/36,273.60
  6. Step 6: Final answer
    x = 28,091.49

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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.