Home / 20,241.02-27,925.27-11,738.45

Finding the Fourth Proportional to 20,241.02, 27,925.27 and 11,738.45

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Solution

The fourth proportional to 20,241.02, 27,925.27 and 11,738.45 is: 16,194.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,241.02 : 27,925.27 = 11,738.45 : x
  2. Step 2: Convert to fraction form
    20,241.02/27,925.27 = 11,738.45/x
  3. Step 3: Cross multiply
    20,241.02x = 27,925.27 × 11,738.45
  4. Step 4: Simplify right side
    20,241.02x = 327,799,426.10
  5. Step 5: Solve for x
    x = 327,799,426.10/20,241.02
  6. Step 6: Final answer
    x = 16,194.81

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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.