Home / 14,581.56-21,872.34-5,818.44

Finding the Fourth Proportional to 14,581.56, 21,872.34 and 5,818.44

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Solution

The fourth proportional to 14,581.56, 21,872.34 and 5,818.44 is: 8,727.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,581.56 : 21,872.34 = 5,818.44 : x
  2. Step 2: Convert to fraction form
    14,581.56/21,872.34 = 5,818.44/x
  3. Step 3: Cross multiply
    14,581.56x = 21,872.34 × 5,818.44
  4. Step 4: Simplify right side
    14,581.56x = 127,262,897.95
  5. Step 5: Solve for x
    x = 127,262,897.95/14,581.56
  6. Step 6: Final answer
    x = 8,727.66

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1.5x scale

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.