Home / 23,980.74-35,985.69-21,997.86

Finding the Fourth Proportional to 23,980.74, 35,985.69 and 21,997.86

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Solution

The fourth proportional to 23,980.74, 35,985.69 and 21,997.86 is: 33,010.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,980.74 : 35,985.69 = 21,997.86 : x
  2. Step 2: Convert to fraction form
    23,980.74/35,985.69 = 21,997.86/x
  3. Step 3: Cross multiply
    23,980.74x = 35,985.69 × 21,997.86
  4. Step 4: Simplify right side
    23,980.74x = 791,608,170.62
  5. Step 5: Solve for x
    x = 791,608,170.62/23,980.74
  6. Step 6: Final answer
    x = 33,010.16

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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.