Home / 20,006.32-27,607.98-11,053.64

Finding the Fourth Proportional to 20,006.32, 27,607.98 and 11,053.64

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Solution

The fourth proportional to 20,006.32, 27,607.98 and 11,053.64 is: 15,253.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,006.32 : 27,607.98 = 11,053.64 : x
  2. Step 2: Convert to fraction form
    20,006.32/27,607.98 = 11,053.64/x
  3. Step 3: Cross multiply
    20,006.32x = 27,607.98 × 11,053.64
  4. Step 4: Simplify right side
    20,006.32x = 305,168,534.01
  5. Step 5: Solve for x
    x = 305,168,534.01/20,006.32
  6. Step 6: Final answer
    x = 15,253.61

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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.