Home / 36,771.60-50,746.08-20,855.52

Finding the Fourth Proportional to 36,771.60, 50,746.08 and 20,855.52

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Solution

The fourth proportional to 36,771.60, 50,746.08 and 20,855.52 is: 28,781.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,771.60 : 50,746.08 = 20,855.52 : x
  2. Step 2: Convert to fraction form
    36,771.60/50,746.08 = 20,855.52/x
  3. Step 3: Cross multiply
    36,771.60x = 50,746.08 × 20,855.52
  4. Step 4: Simplify right side
    36,771.60x = 1,058,335,886.36
  5. Step 5: Solve for x
    x = 1,058,335,886.36/36,771.60
  6. Step 6: Final answer
    x = 28,781.34

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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.