Home / 20,254.93-30,382.30-5,465.35

Finding the Fourth Proportional to 20,254.93, 30,382.30 and 5,465.35

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Solution

The fourth proportional to 20,254.93, 30,382.30 and 5,465.35 is: 8,198.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,254.93 : 30,382.30 = 5,465.35 : x
  2. Step 2: Convert to fraction form
    20,254.93/30,382.30 = 5,465.35/x
  3. Step 3: Cross multiply
    20,254.93x = 30,382.30 × 5,465.35
  4. Step 4: Simplify right side
    20,254.93x = 166,049,903.31
  5. Step 5: Solve for x
    x = 166,049,903.31/20,254.93
  6. Step 6: Final answer
    x = 8,198.00

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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.