Home / 39,511.35-59,258.13-11,425.14

Finding the Fourth Proportional to 39,511.35, 59,258.13 and 11,425.14

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Solution

The fourth proportional to 39,511.35, 59,258.13 and 11,425.14 is: 17,135.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,511.35 : 59,258.13 = 11,425.14 : x
  2. Step 2: Convert to fraction form
    39,511.35/59,258.13 = 11,425.14/x
  3. Step 3: Cross multiply
    39,511.35x = 59,258.13 × 11,425.14
  4. Step 4: Simplify right side
    39,511.35x = 677,032,431.39
  5. Step 5: Solve for x
    x = 677,032,431.39/39,511.35
  6. Step 6: Final answer
    x = 17,135.14

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.