Home / 35,609.22-49,145.54-20,504.34

Finding the Fourth Proportional to 35,609.22, 49,145.54 and 20,504.34

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Solution

The fourth proportional to 35,609.22, 49,145.54 and 20,504.34 is: 28,298.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,609.22 : 49,145.54 = 20,504.34 : x
  2. Step 2: Convert to fraction form
    35,609.22/49,145.54 = 20,504.34/x
  3. Step 3: Cross multiply
    35,609.22x = 49,145.54 × 20,504.34
  4. Step 4: Simplify right side
    35,609.22x = 1,007,696,759.12
  5. Step 5: Solve for x
    x = 1,007,696,759.12/35,609.22
  6. Step 6: Final answer
    x = 28,298.76

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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.