Home / 36,615.45-54,941.40-20,832.60

Finding the Fourth Proportional to 36,615.45, 54,941.40 and 20,832.60

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Solution

The fourth proportional to 36,615.45, 54,941.40 and 20,832.60 is: 31,259.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,615.45 : 54,941.40 = 20,832.60 : x
  2. Step 2: Convert to fraction form
    36,615.45/54,941.40 = 20,832.60/x
  3. Step 3: Cross multiply
    36,615.45x = 54,941.40 × 20,832.60
  4. Step 4: Simplify right side
    36,615.45x = 1,144,572,209.64
  5. Step 5: Solve for x
    x = 1,144,572,209.64/36,615.45
  6. Step 6: Final answer
    x = 31,259.27

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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.