Home / 20,006.68-27,602.58-12,045.88

Finding the Fourth Proportional to 20,006.68, 27,602.58 and 12,045.88

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Solution

The fourth proportional to 20,006.68, 27,602.58 and 12,045.88 is: 16,619.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,006.68 : 27,602.58 = 12,045.88 : x
  2. Step 2: Convert to fraction form
    20,006.68/27,602.58 = 12,045.88/x
  3. Step 3: Cross multiply
    20,006.68x = 27,602.58 × 12,045.88
  4. Step 4: Simplify right side
    20,006.68x = 332,497,366.37
  5. Step 5: Solve for x
    x = 332,497,366.37/20,006.68
  6. Step 6: Final answer
    x = 16,619.32

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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.