Home / 33,804.54-46,663.90-20,387.30

Finding the Fourth Proportional to 33,804.54, 46,663.90 and 20,387.30

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Solution

The fourth proportional to 33,804.54, 46,663.90 and 20,387.30 is: 28,142.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,804.54 : 46,663.90 = 20,387.30 : x
  2. Step 2: Convert to fraction form
    33,804.54/46,663.90 = 20,387.30/x
  3. Step 3: Cross multiply
    33,804.54x = 46,663.90 × 20,387.30
  4. Step 4: Simplify right side
    33,804.54x = 951,350,644.18
  5. Step 5: Solve for x
    x = 951,350,644.18/33,804.54
  6. Step 6: Final answer
    x = 28,142.69

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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.