Home / 12,824.09-19,242.23-8,881.41

Finding the Fourth Proportional to 12,824.09, 19,242.23 and 8,881.41

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Solution

The fourth proportional to 12,824.09, 19,242.23 and 8,881.41 is: 13,326.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,824.09 : 19,242.23 = 8,881.41 : x
  2. Step 2: Convert to fraction form
    12,824.09/19,242.23 = 8,881.41/x
  3. Step 3: Cross multiply
    12,824.09x = 19,242.23 × 8,881.41
  4. Step 4: Simplify right side
    12,824.09x = 170,898,161.70
  5. Step 5: Solve for x
    x = 170,898,161.70/12,824.09
  6. Step 6: Final answer
    x = 13,326.34

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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.