Home / 34,277.78-47,305.74-19,171.84

Finding the Fourth Proportional to 34,277.78, 47,305.74 and 19,171.84

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Solution

The fourth proportional to 34,277.78, 47,305.74 and 19,171.84 is: 26,458.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,277.78 : 47,305.74 = 19,171.84 : x
  2. Step 2: Convert to fraction form
    34,277.78/47,305.74 = 19,171.84/x
  3. Step 3: Cross multiply
    34,277.78x = 47,305.74 × 19,171.84
  4. Step 4: Simplify right side
    34,277.78x = 906,938,078.36
  5. Step 5: Solve for x
    x = 906,938,078.36/34,277.78
  6. Step 6: Final answer
    x = 26,458.48

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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.