Home / 12,674.48-18,956.36-10,349.44

Finding the Fourth Proportional to 12,674.48, 18,956.36 and 10,349.44

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Solution

The fourth proportional to 12,674.48, 18,956.36 and 10,349.44 is: 15,478.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,674.48 : 18,956.36 = 10,349.44 : x
  2. Step 2: Convert to fraction form
    12,674.48/18,956.36 = 10,349.44/x
  3. Step 3: Cross multiply
    12,674.48x = 18,956.36 × 10,349.44
  4. Step 4: Simplify right side
    12,674.48x = 196,187,688.92
  5. Step 5: Solve for x
    x = 196,187,688.92/12,674.48
  6. Step 6: Final answer
    x = 15,478.96

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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.