Home / 14,754.06-20,360.34-8,039.75

Finding the Fourth Proportional to 14,754.06, 20,360.34 and 8,039.75

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Solution

The fourth proportional to 14,754.06, 20,360.34 and 8,039.75 is: 11,094.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,754.06 : 20,360.34 = 8,039.75 : x
  2. Step 2: Convert to fraction form
    14,754.06/20,360.34 = 8,039.75/x
  3. Step 3: Cross multiply
    14,754.06x = 20,360.34 × 8,039.75
  4. Step 4: Simplify right side
    14,754.06x = 163,691,941.71
  5. Step 5: Solve for x
    x = 163,691,941.71/14,754.06
  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.