Home / 34,938.96-48,208.26-20,789.04

Finding the Fourth Proportional to 34,938.96, 48,208.26 and 20,789.04

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Solution

The fourth proportional to 34,938.96, 48,208.26 and 20,789.04 is: 28,684.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,938.96 : 48,208.26 = 20,789.04 : x
  2. Step 2: Convert to fraction form
    34,938.96/48,208.26 = 20,789.04/x
  3. Step 3: Cross multiply
    34,938.96x = 48,208.26 × 20,789.04
  4. Step 4: Simplify right side
    34,938.96x = 1,002,203,445.47
  5. Step 5: Solve for x
    x = 1,002,203,445.47/34,938.96
  6. Step 6: Final answer
    x = 28,684.41

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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.