Home / 33,991.45-51,085.46-31,629.13

Finding the Fourth Proportional to 33,991.45, 51,085.46 and 31,629.13

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Solution

The fourth proportional to 33,991.45, 51,085.46 and 31,629.13 is: 47,535.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,991.45 : 51,085.46 = 31,629.13 : x
  2. Step 2: Convert to fraction form
    33,991.45/51,085.46 = 31,629.13/x
  3. Step 3: Cross multiply
    33,991.45x = 51,085.46 × 31,629.13
  4. Step 4: Simplify right side
    33,991.45x = 1,615,788,655.45
  5. Step 5: Solve for x
    x = 1,615,788,655.45/33,991.45
  6. Step 6: Final answer
    x = 47,535.15

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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.