Home / 14,717.56-20,309.86-8,003.05

Finding the Fourth Proportional to 14,717.56, 20,309.86 and 8,003.05

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Solution

The fourth proportional to 14,717.56, 20,309.86 and 8,003.05 is: 11,044.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,717.56 : 20,309.86 = 8,003.05 : x
  2. Step 2: Convert to fraction form
    14,717.56/20,309.86 = 8,003.05/x
  3. Step 3: Cross multiply
    14,717.56x = 20,309.86 × 8,003.05
  4. Step 4: Simplify right side
    14,717.56x = 162,540,825.07
  5. Step 5: Solve for x
    x = 162,540,825.07/14,717.56
  6. Step 6: Final answer
    x = 11,044.01

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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.