Home / 14,161.84-19,541.15-8,194.06

Finding the Fourth Proportional to 14,161.84, 19,541.15 and 8,194.06

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Solution

The fourth proportional to 14,161.84, 19,541.15 and 8,194.06 is: 11,306.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,161.84 : 19,541.15 = 8,194.06 : x
  2. Step 2: Convert to fraction form
    14,161.84/19,541.15 = 8,194.06/x
  3. Step 3: Cross multiply
    14,161.84x = 19,541.15 × 8,194.06
  4. Step 4: Simplify right side
    14,161.84x = 160,121,369.75
  5. Step 5: Solve for x
    x = 160,121,369.75/14,161.84
  6. Step 6: Final answer
    x = 11,306.54

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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.