Home / 39,452.85-59,178.03-13,157.82

Finding the Fourth Proportional to 39,452.85, 59,178.03 and 13,157.82

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Solution

The fourth proportional to 39,452.85, 59,178.03 and 13,157.82 is: 19,736.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,452.85 : 59,178.03 = 13,157.82 : x
  2. Step 2: Convert to fraction form
    39,452.85/59,178.03 = 13,157.82/x
  3. Step 3: Cross multiply
    39,452.85x = 59,178.03 × 13,157.82
  4. Step 4: Simplify right side
    39,452.85x = 778,653,866.69
  5. Step 5: Solve for x
    x = 778,653,866.69/39,452.85
  6. Step 6: Final answer
    x = 19,736.31

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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.