Home / 13,463.82-18,560.78-9,472.55

Finding the Fourth Proportional to 13,463.82, 18,560.78 and 9,472.55

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Solution

The fourth proportional to 13,463.82, 18,560.78 and 9,472.55 is: 13,058.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,463.82 : 18,560.78 = 9,472.55 : x
  2. Step 2: Convert to fraction form
    13,463.82/18,560.78 = 9,472.55/x
  3. Step 3: Cross multiply
    13,463.82x = 18,560.78 × 9,472.55
  4. Step 4: Simplify right side
    13,463.82x = 175,817,811.94
  5. Step 5: Solve for x
    x = 175,817,811.94/13,463.82
  6. Step 6: Final answer
    x = 13,058.54

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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.