Home / 14,365.54-19,826.13-8,076.70

Finding the Fourth Proportional to 14,365.54, 19,826.13 and 8,076.70

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Solution

The fourth proportional to 14,365.54, 19,826.13 and 8,076.70 is: 11,146.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,365.54 : 19,826.13 = 8,076.70 : x
  2. Step 2: Convert to fraction form
    14,365.54/19,826.13 = 8,076.70/x
  3. Step 3: Cross multiply
    14,365.54x = 19,826.13 × 8,076.70
  4. Step 4: Simplify right side
    14,365.54x = 160,129,704.17
  5. Step 5: Solve for x
    x = 160,129,704.17/14,365.54
  6. Step 6: Final answer
    x = 11,146.79

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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.