Home / 19,542.18-29,317.37-6,393.53

Finding the Fourth Proportional to 19,542.18, 29,317.37 and 6,393.53

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Solution

The fourth proportional to 19,542.18, 29,317.37 and 6,393.53 is: 9,591.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,542.18 : 29,317.37 = 6,393.53 : x
  2. Step 2: Convert to fraction form
    19,542.18/29,317.37 = 6,393.53/x
  3. Step 3: Cross multiply
    19,542.18x = 29,317.37 × 6,393.53
  4. Step 4: Simplify right side
    19,542.18x = 187,441,484.62
  5. Step 5: Solve for x
    x = 187,441,484.62/19,542.18
  6. Step 6: Final answer
    x = 9,591.64

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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.