Home / 13,995.46-19,315.56-8,025.96

Finding the Fourth Proportional to 13,995.46, 19,315.56 and 8,025.96

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Solution

The fourth proportional to 13,995.46, 19,315.56 and 8,025.96 is: 11,076.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,995.46 : 19,315.56 = 8,025.96 : x
  2. Step 2: Convert to fraction form
    13,995.46/19,315.56 = 8,025.96/x
  3. Step 3: Cross multiply
    13,995.46x = 19,315.56 × 8,025.96
  4. Step 4: Simplify right side
    13,995.46x = 155,025,911.94
  5. Step 5: Solve for x
    x = 155,025,911.94/13,995.46
  6. Step 6: Final answer
    x = 11,076.87

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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.