Home / 13,154.42-19,738.92-5,362.63

Finding the Fourth Proportional to 13,154.42, 19,738.92 and 5,362.63

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Solution

The fourth proportional to 13,154.42, 19,738.92 and 5,362.63 is: 8,046.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,154.42 : 19,738.92 = 5,362.63 : x
  2. Step 2: Convert to fraction form
    13,154.42/19,738.92 = 5,362.63/x
  3. Step 3: Cross multiply
    13,154.42x = 19,738.92 × 5,362.63
  4. Step 4: Simplify right side
    13,154.42x = 105,852,524.56
  5. Step 5: Solve for x
    x = 105,852,524.56/13,154.42
  6. Step 6: Final answer
    x = 8,046.92

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.