Home / 13,975.92-19,294.72-9,266.56

Finding the Fourth Proportional to 13,975.92, 19,294.72 and 9,266.56

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Solution

The fourth proportional to 13,975.92, 19,294.72 and 9,266.56 is: 12,793.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,975.92 : 19,294.72 = 9,266.56 : x
  2. Step 2: Convert to fraction form
    13,975.92/19,294.72 = 9,266.56/x
  3. Step 3: Cross multiply
    13,975.92x = 19,294.72 × 9,266.56
  4. Step 4: Simplify right side
    13,975.92x = 178,795,680.56
  5. Step 5: Solve for x
    x = 178,795,680.56/13,975.92
  6. Step 6: Final answer
    x = 12,793.12

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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.