Home / 22,623.09-31,199.41-14,125.99

Finding the Fourth Proportional to 22,623.09, 31,199.41 and 14,125.99

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Solution

The fourth proportional to 22,623.09, 31,199.41 and 14,125.99 is: 19,481.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,623.09 : 31,199.41 = 14,125.99 : x
  2. Step 2: Convert to fraction form
    22,623.09/31,199.41 = 14,125.99/x
  3. Step 3: Cross multiply
    22,623.09x = 31,199.41 × 14,125.99
  4. Step 4: Simplify right side
    22,623.09x = 440,722,440.35
  5. Step 5: Solve for x
    x = 440,722,440.35/22,623.09
  6. Step 6: Final answer
    x = 19,481.09

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.