Home / 19,040.06-26,272.14-11,961.50

Finding the Fourth Proportional to 19,040.06, 26,272.14 and 11,961.50

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Solution

The fourth proportional to 19,040.06, 26,272.14 and 11,961.50 is: 16,504.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,040.06 : 26,272.14 = 11,961.50 : x
  2. Step 2: Convert to fraction form
    19,040.06/26,272.14 = 11,961.50/x
  3. Step 3: Cross multiply
    19,040.06x = 26,272.14 × 11,961.50
  4. Step 4: Simplify right side
    19,040.06x = 314,254,202.61
  5. Step 5: Solve for x
    x = 314,254,202.61/19,040.06
  6. Step 6: Final answer
    x = 16,504.90

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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.