Home / 25,976.64-38,964.96-9,336.71

Finding the Fourth Proportional to 25,976.64, 38,964.96 and 9,336.71

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Solution

The fourth proportional to 25,976.64, 38,964.96 and 9,336.71 is: 14,005.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,976.64 : 38,964.96 = 9,336.71 : x
  2. Step 2: Convert to fraction form
    25,976.64/38,964.96 = 9,336.71/x
  3. Step 3: Cross multiply
    25,976.64x = 38,964.96 × 9,336.71
  4. Step 4: Simplify right side
    25,976.64x = 363,804,629.09
  5. Step 5: Solve for x
    x = 363,804,629.09/25,976.64
  6. Step 6: Final answer
    x = 14,005.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.