Home / 42,982.44-64,493.50-19,616.04

Finding the Fourth Proportional to 42,982.44, 64,493.50 and 19,616.04

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Solution

The fourth proportional to 42,982.44, 64,493.50 and 19,616.04 is: 29,433.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,982.44 : 64,493.50 = 19,616.04 : x
  2. Step 2: Convert to fraction form
    42,982.44/64,493.50 = 19,616.04/x
  3. Step 3: Cross multiply
    42,982.44x = 64,493.50 × 19,616.04
  4. Step 4: Simplify right side
    42,982.44x = 1,265,107,075.74
  5. Step 5: Solve for x
    x = 1,265,107,075.74/42,982.44
  6. Step 6: Final answer
    x = 29,433.11

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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.