Home / 14,753.89-20,360.17-8,039.80

Finding the Fourth Proportional to 14,753.89, 20,360.17 and 8,039.80

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Solution

The fourth proportional to 14,753.89, 20,360.17 and 8,039.80 is: 11,094.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,753.89 : 20,360.17 = 8,039.80 : x
  2. Step 2: Convert to fraction form
    14,753.89/20,360.17 = 8,039.80/x
  3. Step 3: Cross multiply
    14,753.89x = 20,360.17 × 8,039.80
  4. Step 4: Simplify right side
    14,753.89x = 163,691,694.77
  5. Step 5: Solve for x
    x = 163,691,694.77/14,753.89
  6. Step 6: Final answer
    x = 11,094.82

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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.