Home / 20,092.02-27,740.66-12,549.84

Finding the Fourth Proportional to 20,092.02, 27,740.66 and 12,549.84

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Solution

The fourth proportional to 20,092.02, 27,740.66 and 12,549.84 is: 17,327.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,092.02 : 27,740.66 = 12,549.84 : x
  2. Step 2: Convert to fraction form
    20,092.02/27,740.66 = 12,549.84/x
  3. Step 3: Cross multiply
    20,092.02x = 27,740.66 × 12,549.84
  4. Step 4: Simplify right side
    20,092.02x = 348,140,781.75
  5. Step 5: Solve for x
    x = 348,140,781.75/20,092.02
  6. Step 6: Final answer
    x = 17,327.32

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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.