Home / 36,843.48-55,259.28-20,211.66

Finding the Fourth Proportional to 36,843.48, 55,259.28 and 20,211.66

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Solution

The fourth proportional to 36,843.48, 55,259.28 and 20,211.66 is: 30,314.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,843.48 : 55,259.28 = 20,211.66 : x
  2. Step 2: Convert to fraction form
    36,843.48/55,259.28 = 20,211.66/x
  3. Step 3: Cross multiply
    36,843.48x = 55,259.28 × 20,211.66
  4. Step 4: Simplify right side
    36,843.48x = 1,116,881,779.20
  5. Step 5: Solve for x
    x = 1,116,881,779.20/36,843.48
  6. Step 6: Final answer
    x = 30,314.23

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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.