Home / 19,201.28-26,497.44-10,817.84

Finding the Fourth Proportional to 19,201.28, 26,497.44 and 10,817.84

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Solution

The fourth proportional to 19,201.28, 26,497.44 and 10,817.84 is: 14,928.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,201.28 : 26,497.44 = 10,817.84 : x
  2. Step 2: Convert to fraction form
    19,201.28/26,497.44 = 10,817.84/x
  3. Step 3: Cross multiply
    19,201.28x = 26,497.44 × 10,817.84
  4. Step 4: Simplify right side
    19,201.28x = 286,645,066.33
  5. Step 5: Solve for x
    x = 286,645,066.33/19,201.28
  6. Step 6: Final answer
    x = 14,928.44

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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.