Home / 14,014.56-19,340.45-8,047.38

Finding the Fourth Proportional to 14,014.56, 19,340.45 and 8,047.38

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Solution

The fourth proportional to 14,014.56, 19,340.45 and 8,047.38 is: 11,105.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,014.56 : 19,340.45 = 8,047.38 : x
  2. Step 2: Convert to fraction form
    14,014.56/19,340.45 = 8,047.38/x
  3. Step 3: Cross multiply
    14,014.56x = 19,340.45 × 8,047.38
  4. Step 4: Simplify right side
    14,014.56x = 155,639,910.28
  5. Step 5: Solve for x
    x = 155,639,910.28/14,014.56
  6. Step 6: Final answer
    x = 11,105.59

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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.