Home / 13,866.07-20,793.57-8,026.78

Finding the Fourth Proportional to 13,866.07, 20,793.57 and 8,026.78

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Solution

The fourth proportional to 13,866.07, 20,793.57 and 8,026.78 is: 12,036.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,866.07 : 20,793.57 = 8,026.78 : x
  2. Step 2: Convert to fraction form
    13,866.07/20,793.57 = 8,026.78/x
  3. Step 3: Cross multiply
    13,866.07x = 20,793.57 × 8,026.78
  4. Step 4: Simplify right side
    13,866.07x = 166,905,411.80
  5. Step 5: Solve for x
    x = 166,905,411.80/13,866.07
  6. Step 6: Final answer
    x = 12,036.97

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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.