Home / 12,550.24-18,828.80-10,204.41

Finding the Fourth Proportional to 12,550.24, 18,828.80 and 10,204.41

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Solution

The fourth proportional to 12,550.24, 18,828.80 and 10,204.41 is: 15,309.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,550.24 : 18,828.80 = 10,204.41 : x
  2. Step 2: Convert to fraction form
    12,550.24/18,828.80 = 10,204.41/x
  3. Step 3: Cross multiply
    12,550.24x = 18,828.80 × 10,204.41
  4. Step 4: Simplify right side
    12,550.24x = 192,136,795.01
  5. Step 5: Solve for x
    x = 192,136,795.01/12,550.24
  6. Step 6: Final answer
    x = 15,309.41

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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.