Home / 33,639.38-46,427.80-19,500.42

Finding the Fourth Proportional to 33,639.38, 46,427.80 and 19,500.42

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Solution

The fourth proportional to 33,639.38, 46,427.80 and 19,500.42 is: 26,913.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,639.38 : 46,427.80 = 19,500.42 : x
  2. Step 2: Convert to fraction form
    33,639.38/46,427.80 = 19,500.42/x
  3. Step 3: Cross multiply
    33,639.38x = 46,427.80 × 19,500.42
  4. Step 4: Simplify right side
    33,639.38x = 905,361,599.68
  5. Step 5: Solve for x
    x = 905,361,599.68/33,639.38
  6. Step 6: Final answer
    x = 26,913.74

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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.