Home / 20,366.87-30,555.08-6,326.16

Finding the Fourth Proportional to 20,366.87, 30,555.08 and 6,326.16

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Solution

The fourth proportional to 20,366.87, 30,555.08 and 6,326.16 is: 9,490.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,366.87 : 30,555.08 = 6,326.16 : x
  2. Step 2: Convert to fraction form
    20,366.87/30,555.08 = 6,326.16/x
  3. Step 3: Cross multiply
    20,366.87x = 30,555.08 × 6,326.16
  4. Step 4: Simplify right side
    20,366.87x = 193,296,293.26
  5. Step 5: Solve for x
    x = 193,296,293.26/20,366.87
  6. Step 6: Final answer
    x = 9,490.72

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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.