Home / 20,053.89-27,675.78-12,095.64

Finding the Fourth Proportional to 20,053.89, 27,675.78 and 12,095.64

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Solution

The fourth proportional to 20,053.89, 27,675.78 and 12,095.64 is: 16,692.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,053.89 : 27,675.78 = 12,095.64 : x
  2. Step 2: Convert to fraction form
    20,053.89/27,675.78 = 12,095.64/x
  3. Step 3: Cross multiply
    20,053.89x = 27,675.78 × 12,095.64
  4. Step 4: Simplify right side
    20,053.89x = 334,756,271.60
  5. Step 5: Solve for x
    x = 334,756,271.60/20,053.89
  6. Step 6: Final answer
    x = 16,692.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.