Home / 39,493.56-59,240.35-13,198.31

Finding the Fourth Proportional to 39,493.56, 59,240.35 and 13,198.31

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Solution

The fourth proportional to 39,493.56, 59,240.35 and 13,198.31 is: 19,797.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,493.56 : 59,240.35 = 13,198.31 : x
  2. Step 2: Convert to fraction form
    39,493.56/59,240.35 = 13,198.31/x
  3. Step 3: Cross multiply
    39,493.56x = 59,240.35 × 13,198.31
  4. Step 4: Simplify right side
    39,493.56x = 781,872,302.74
  5. Step 5: Solve for x
    x = 781,872,302.74/39,493.56
  6. Step 6: Final answer
    x = 19,797.46

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1.5x scale

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.