Home / 32,991.18-49,481.28-11,927.13

Finding the Fourth Proportional to 32,991.18, 49,481.28 and 11,927.13

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Solution

The fourth proportional to 32,991.18, 49,481.28 and 11,927.13 is: 17,888.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,991.18 : 49,481.28 = 11,927.13 : x
  2. Step 2: Convert to fraction form
    32,991.18/49,481.28 = 11,927.13/x
  3. Step 3: Cross multiply
    32,991.18x = 49,481.28 × 11,927.13
  4. Step 4: Simplify right side
    32,991.18x = 590,169,659.13
  5. Step 5: Solve for x
    x = 590,169,659.13/32,991.18
  6. Step 6: Final answer
    x = 17,888.71

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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.