Home / 36,681.02-50,620.22-20,765.12

Finding the Fourth Proportional to 36,681.02, 50,620.22 and 20,765.12

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Solution

The fourth proportional to 36,681.02, 50,620.22 and 20,765.12 is: 28,656.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,681.02 : 50,620.22 = 20,765.12 : x
  2. Step 2: Convert to fraction form
    36,681.02/50,620.22 = 20,765.12/x
  3. Step 3: Cross multiply
    36,681.02x = 50,620.22 × 20,765.12
  4. Step 4: Simplify right side
    36,681.02x = 1,051,134,585.80
  5. Step 5: Solve for x
    x = 1,051,134,585.80/36,681.02
  6. Step 6: Final answer
    x = 28,656.09

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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.