Home / 33,307.92-45,999.36-28,810.08

Finding the Fourth Proportional to 33,307.92, 45,999.36 and 28,810.08

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Solution

The fourth proportional to 33,307.92, 45,999.36 and 28,810.08 is: 39,787.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,307.92 : 45,999.36 = 28,810.08 : x
  2. Step 2: Convert to fraction form
    33,307.92/45,999.36 = 28,810.08/x
  3. Step 3: Cross multiply
    33,307.92x = 45,999.36 × 28,810.08
  4. Step 4: Simplify right side
    33,307.92x = 1,325,245,241.55
  5. Step 5: Solve for x
    x = 1,325,245,241.55/33,307.92
  6. Step 6: Final answer
    x = 39,787.69

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1.5x scale

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.