Home / 22,991.60-31,727.44-14,933.36

Finding the Fourth Proportional to 22,991.60, 31,727.44 and 14,933.36

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Solution

The fourth proportional to 22,991.60, 31,727.44 and 14,933.36 is: 20,607.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,991.60 : 31,727.44 = 14,933.36 : x
  2. Step 2: Convert to fraction form
    22,991.60/31,727.44 = 14,933.36/x
  3. Step 3: Cross multiply
    22,991.60x = 31,727.44 × 14,933.36
  4. Step 4: Simplify right side
    22,991.60x = 473,797,283.40
  5. Step 5: Solve for x
    x = 473,797,283.40/22,991.60
  6. Step 6: Final answer
    x = 20,607.41

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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.