Home / 14,756.56-20,363.79-8,042.25

Finding the Fourth Proportional to 14,756.56, 20,363.79 and 8,042.25

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Solution

The fourth proportional to 14,756.56, 20,363.79 and 8,042.25 is: 11,098.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,756.56 : 20,363.79 = 8,042.25 : x
  2. Step 2: Convert to fraction form
    14,756.56/20,363.79 = 8,042.25/x
  3. Step 3: Cross multiply
    14,756.56x = 20,363.79 × 8,042.25
  4. Step 4: Simplify right side
    14,756.56x = 163,770,690.13
  5. Step 5: Solve for x
    x = 163,770,690.13/14,756.56
  6. Step 6: Final answer
    x = 11,098.16

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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.