Home / 36,849.60-55,281.60-14,659.20

Finding the Fourth Proportional to 36,849.60, 55,281.60 and 14,659.20

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Solution

The fourth proportional to 36,849.60, 55,281.60 and 14,659.20 is: 21,991.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,849.60 : 55,281.60 = 14,659.20 : x
  2. Step 2: Convert to fraction form
    36,849.60/55,281.60 = 14,659.20/x
  3. Step 3: Cross multiply
    36,849.60x = 55,281.60 × 14,659.20
  4. Step 4: Simplify right side
    36,849.60x = 810,384,030.72
  5. Step 5: Solve for x
    x = 810,384,030.72/36,849.60
  6. Step 6: Final answer
    x = 21,991.66

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.