Home / 13,975.46-19,285.82-8,010.64

Finding the Fourth Proportional to 13,975.46, 19,285.82 and 8,010.64

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Solution

The fourth proportional to 13,975.46, 19,285.82 and 8,010.64 is: 11,054.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,975.46 : 19,285.82 = 8,010.64 : x
  2. Step 2: Convert to fraction form
    13,975.46/19,285.82 = 8,010.64/x
  3. Step 3: Cross multiply
    13,975.46x = 19,285.82 × 8,010.64
  4. Step 4: Simplify right side
    13,975.46x = 154,491,672.86
  5. Step 5: Solve for x
    x = 154,491,672.86/13,975.46
  6. Step 6: Final answer
    x = 11,054.50

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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.