Home / 19,201.16-26,500.06-11,648.76

Finding the Fourth Proportional to 19,201.16, 26,500.06 and 11,648.76

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Solution

The fourth proportional to 19,201.16, 26,500.06 and 11,648.76 is: 16,076.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,201.16 : 26,500.06 = 11,648.76 : x
  2. Step 2: Convert to fraction form
    19,201.16/26,500.06 = 11,648.76/x
  3. Step 3: Cross multiply
    19,201.16x = 26,500.06 × 11,648.76
  4. Step 4: Simplify right side
    19,201.16x = 308,692,838.93
  5. Step 5: Solve for x
    x = 308,692,838.93/19,201.16
  6. Step 6: Final answer
    x = 16,076.78

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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.