Home / 22,991.45-31,727.30-14,053.91

Finding the Fourth Proportional to 22,991.45, 31,727.30 and 14,053.91

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Solution

The fourth proportional to 22,991.45, 31,727.30 and 14,053.91 is: 19,393.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,991.45 : 31,727.30 = 14,053.91 : x
  2. Step 2: Convert to fraction form
    22,991.45/31,727.30 = 14,053.91/x
  3. Step 3: Cross multiply
    22,991.45x = 31,727.30 × 14,053.91
  4. Step 4: Simplify right side
    22,991.45x = 445,892,389.84
  5. Step 5: Solve for x
    x = 445,892,389.84/22,991.45
  6. Step 6: Final answer
    x = 19,393.84

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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.