Home / 18,580.02-27,874.61-7,486.77

Finding the Fourth Proportional to 18,580.02, 27,874.61 and 7,486.77

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Solution

The fourth proportional to 18,580.02, 27,874.61 and 7,486.77 is: 11,232.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,580.02 : 27,874.61 = 7,486.77 : x
  2. Step 2: Convert to fraction form
    18,580.02/27,874.61 = 7,486.77/x
  3. Step 3: Cross multiply
    18,580.02x = 27,874.61 × 7,486.77
  4. Step 4: Simplify right side
    18,580.02x = 208,690,793.91
  5. Step 5: Solve for x
    x = 208,690,793.91/18,580.02
  6. Step 6: Final answer
    x = 11,232.00

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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.