Home / 19,905.16-27,468.44-10,951.83

Finding the Fourth Proportional to 19,905.16, 27,468.44 and 10,951.83

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Solution

The fourth proportional to 19,905.16, 27,468.44 and 10,951.83 is: 15,113.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,905.16 : 27,468.44 = 10,951.83 : x
  2. Step 2: Convert to fraction form
    19,905.16/27,468.44 = 10,951.83/x
  3. Step 3: Cross multiply
    19,905.16x = 27,468.44 × 10,951.83
  4. Step 4: Simplify right side
    19,905.16x = 300,829,493.14
  5. Step 5: Solve for x
    x = 300,829,493.14/19,905.16
  6. Step 6: Final answer
    x = 15,113.14

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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.