Home / 20,544.08-30,809.93-10,677.96

Finding the Fourth Proportional to 20,544.08, 30,809.93 and 10,677.96

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Solution

The fourth proportional to 20,544.08, 30,809.93 and 10,677.96 is: 16,013.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,544.08 : 30,809.93 = 10,677.96 : x
  2. Step 2: Convert to fraction form
    20,544.08/30,809.93 = 10,677.96/x
  3. Step 3: Cross multiply
    20,544.08x = 30,809.93 × 10,677.96
  4. Step 4: Simplify right side
    20,544.08x = 328,987,146.75
  5. Step 5: Solve for x
    x = 328,987,146.75/20,544.08
  6. Step 6: Final answer
    x = 16,013.72

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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.