Home / 19,468.42-29,192.11-6,138.90

Finding the Fourth Proportional to 19,468.42, 29,192.11 and 6,138.90

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Solution

The fourth proportional to 19,468.42, 29,192.11 and 6,138.90 is: 9,205.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,468.42 : 29,192.11 = 6,138.90 : x
  2. Step 2: Convert to fraction form
    19,468.42/29,192.11 = 6,138.90/x
  3. Step 3: Cross multiply
    19,468.42x = 29,192.11 × 6,138.90
  4. Step 4: Simplify right side
    19,468.42x = 179,207,444.08
  5. Step 5: Solve for x
    x = 179,207,444.08/19,468.42
  6. Step 6: Final answer
    x = 9,205.03

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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.