Home / 39,258.30-58,886.05-11,178.49

Finding the Fourth Proportional to 39,258.30, 58,886.05 and 11,178.49

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Solution

The fourth proportional to 39,258.30, 58,886.05 and 11,178.49 is: 16,767.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,258.30 : 58,886.05 = 11,178.49 : x
  2. Step 2: Convert to fraction form
    39,258.30/58,886.05 = 11,178.49/x
  3. Step 3: Cross multiply
    39,258.30x = 58,886.05 × 11,178.49
  4. Step 4: Simplify right side
    39,258.30x = 658,257,121.06
  5. Step 5: Solve for x
    x = 658,257,121.06/39,258.30
  6. Step 6: Final answer
    x = 16,767.34

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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.