Home / 33,230.56-45,832.26-21,295.04

Finding the Fourth Proportional to 33,230.56, 45,832.26 and 21,295.04

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Solution

The fourth proportional to 33,230.56, 45,832.26 and 21,295.04 is: 29,370.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,230.56 : 45,832.26 = 21,295.04 : x
  2. Step 2: Convert to fraction form
    33,230.56/45,832.26 = 21,295.04/x
  3. Step 3: Cross multiply
    33,230.56x = 45,832.26 × 21,295.04
  4. Step 4: Simplify right side
    33,230.56x = 975,999,809.99
  5. Step 5: Solve for x
    x = 975,999,809.99/33,230.56
  6. Step 6: Final answer
    x = 29,370.55

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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.