Home / 20,050.74-27,672.08-11,553.18

Finding the Fourth Proportional to 20,050.74, 27,672.08 and 11,553.18

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Solution

The fourth proportional to 20,050.74, 27,672.08 and 11,553.18 is: 15,944.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,050.74 : 27,672.08 = 11,553.18 : x
  2. Step 2: Convert to fraction form
    20,050.74/27,672.08 = 11,553.18/x
  3. Step 3: Cross multiply
    20,050.74x = 27,672.08 × 11,553.18
  4. Step 4: Simplify right side
    20,050.74x = 319,700,580.32
  5. Step 5: Solve for x
    x = 319,700,580.32/20,050.74
  6. Step 6: Final answer
    x = 15,944.58

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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.