Home / 20,063.61-30,095.28-15,684.75

Finding the Fourth Proportional to 20,063.61, 30,095.28 and 15,684.75

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Solution

The fourth proportional to 20,063.61, 30,095.28 and 15,684.75 is: 23,527.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,063.61 : 30,095.28 = 15,684.75 : x
  2. Step 2: Convert to fraction form
    20,063.61/30,095.28 = 15,684.75/x
  3. Step 3: Cross multiply
    20,063.61x = 30,095.28 × 15,684.75
  4. Step 4: Simplify right side
    20,063.61x = 472,036,942.98
  5. Step 5: Solve for x
    x = 472,036,942.98/20,063.61
  6. Step 6: Final answer
    x = 23,527.02

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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.