Home / 20,006.34-27,596.86-12,936.93

Finding the Fourth Proportional to 20,006.34, 27,596.86 and 12,936.93

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Solution

The fourth proportional to 20,006.34, 27,596.86 and 12,936.93 is: 17,845.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,006.34 : 27,596.86 = 12,936.93 : x
  2. Step 2: Convert to fraction form
    20,006.34/27,596.86 = 12,936.93/x
  3. Step 3: Cross multiply
    20,006.34x = 27,596.86 × 12,936.93
  4. Step 4: Simplify right side
    20,006.34x = 357,018,646.04
  5. Step 5: Solve for x
    x = 357,018,646.04/20,006.34
  6. Step 6: Final answer
    x = 17,845.28

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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.