Home / 20,063.88-30,095.28-8,376.84

Finding the Fourth Proportional to 20,063.88, 30,095.28 and 8,376.84

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Solution

The fourth proportional to 20,063.88, 30,095.28 and 8,376.84 is: 12,565.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,063.88 : 30,095.28 = 8,376.84 : x
  2. Step 2: Convert to fraction form
    20,063.88/30,095.28 = 8,376.84/x
  3. Step 3: Cross multiply
    20,063.88x = 30,095.28 × 8,376.84
  4. Step 4: Simplify right side
    20,063.88x = 252,103,345.32
  5. Step 5: Solve for x
    x = 252,103,345.32/20,063.88
  6. Step 6: Final answer
    x = 12,565.03

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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.