Home / 14,752.73-20,344.87-9,708.05

Finding the Fourth Proportional to 14,752.73, 20,344.87 and 9,708.05

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Solution

The fourth proportional to 14,752.73, 20,344.87 and 9,708.05 is: 13,387.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,752.73 : 20,344.87 = 9,708.05 : x
  2. Step 2: Convert to fraction form
    14,752.73/20,344.87 = 9,708.05/x
  3. Step 3: Cross multiply
    14,752.73x = 20,344.87 × 9,708.05
  4. Step 4: Simplify right side
    14,752.73x = 197,509,078.20
  5. Step 5: Solve for x
    x = 197,509,078.20/14,752.73
  6. Step 6: Final answer
    x = 13,387.97

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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.