Home / 18,835.02-26,003.61-11,771.01

Finding the Fourth Proportional to 18,835.02, 26,003.61 and 11,771.01

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Solution

The fourth proportional to 18,835.02, 26,003.61 and 11,771.01 is: 16,251.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,835.02 : 26,003.61 = 11,771.01 : x
  2. Step 2: Convert to fraction form
    18,835.02/26,003.61 = 11,771.01/x
  3. Step 3: Cross multiply
    18,835.02x = 26,003.61 × 11,771.01
  4. Step 4: Simplify right side
    18,835.02x = 306,088,753.35
  5. Step 5: Solve for x
    x = 306,088,753.35/18,835.02
  6. Step 6: Final answer
    x = 16,251.04

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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.