Home / 46,919.35-70,329.82-21,938.34

Finding the Fourth Proportional to 46,919.35, 70,329.82 and 21,938.34

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Solution

The fourth proportional to 46,919.35, 70,329.82 and 21,938.34 is: 32,884.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,919.35 : 70,329.82 = 21,938.34 : x
  2. Step 2: Convert to fraction form
    46,919.35/70,329.82 = 21,938.34/x
  3. Step 3: Cross multiply
    46,919.35x = 70,329.82 × 21,938.34
  4. Step 4: Simplify right side
    46,919.35x = 1,542,919,753.32
  5. Step 5: Solve for x
    x = 1,542,919,753.32/46,919.35
  6. Step 6: Final answer
    x = 32,884.51

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.