Home / 14,754.05-20,360.34-8,039.74

Finding the Fourth Proportional to 14,754.05, 20,360.34 and 8,039.74

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Solution

The fourth proportional to 14,754.05, 20,360.34 and 8,039.74 is: 11,094.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,754.05 : 20,360.34 = 8,039.74 : x
  2. Step 2: Convert to fraction form
    14,754.05/20,360.34 = 8,039.74/x
  3. Step 3: Cross multiply
    14,754.05x = 20,360.34 × 8,039.74
  4. Step 4: Simplify right side
    14,754.05x = 163,691,789.01
  5. Step 5: Solve for x
    x = 163,691,789.01/14,754.05
  6. Step 6: Final answer
    x = 11,094.70

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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.