Home / 27,671.95-38,175.73-18,114.18

Finding the Fourth Proportional to 27,671.95, 38,175.73 and 18,114.18

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Solution

The fourth proportional to 27,671.95, 38,175.73 and 18,114.18 is: 24,990.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,671.95 : 38,175.73 = 18,114.18 : x
  2. Step 2: Convert to fraction form
    27,671.95/38,175.73 = 18,114.18/x
  3. Step 3: Cross multiply
    27,671.95x = 38,175.73 × 18,114.18
  4. Step 4: Simplify right side
    27,671.95x = 691,522,044.85
  5. Step 5: Solve for x
    x = 691,522,044.85/27,671.95
  6. Step 6: Final answer
    x = 24,990.00

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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.