Home / 33,999.20-51,015.51-15,292.45

Finding the Fourth Proportional to 33,999.20, 51,015.51 and 15,292.45

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Solution

The fourth proportional to 33,999.20, 51,015.51 and 15,292.45 is: 22,946.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,999.20 : 51,015.51 = 15,292.45 : x
  2. Step 2: Convert to fraction form
    33,999.20/51,015.51 = 15,292.45/x
  3. Step 3: Cross multiply
    33,999.20x = 51,015.51 × 15,292.45
  4. Step 4: Simplify right side
    33,999.20x = 780,152,135.90
  5. Step 5: Solve for x
    x = 780,152,135.90/33,999.20
  6. Step 6: Final answer
    x = 22,946.19

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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.