Home / 14,708.66-20,298.21-8,744.90

Finding the Fourth Proportional to 14,708.66, 20,298.21 and 8,744.90

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Solution

The fourth proportional to 14,708.66, 20,298.21 and 8,744.90 is: 12,068.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,708.66 : 20,298.21 = 8,744.90 : x
  2. Step 2: Convert to fraction form
    14,708.66/20,298.21 = 8,744.90/x
  3. Step 3: Cross multiply
    14,708.66x = 20,298.21 × 8,744.90
  4. Step 4: Simplify right side
    14,708.66x = 177,505,816.63
  5. Step 5: Solve for x
    x = 177,505,816.63/14,708.66
  6. Step 6: Final answer
    x = 12,068.12

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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.