Home / 14,910.88-22,257.80-13,829.92

Finding the Fourth Proportional to 14,910.88, 22,257.80 and 13,829.92

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Solution

The fourth proportional to 14,910.88, 22,257.80 and 13,829.92 is: 20,644.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,910.88 : 22,257.80 = 13,829.92 : x
  2. Step 2: Convert to fraction form
    14,910.88/22,257.80 = 13,829.92/x
  3. Step 3: Cross multiply
    14,910.88x = 22,257.80 × 13,829.92
  4. Step 4: Simplify right side
    14,910.88x = 307,823,593.38
  5. Step 5: Solve for x
    x = 307,823,593.38/14,910.88
  6. Step 6: Final answer
    x = 20,644.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.