Home / 19,618.10-29,422.99-6,467.34

Finding the Fourth Proportional to 19,618.10, 29,422.99 and 6,467.34

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Solution

The fourth proportional to 19,618.10, 29,422.99 and 6,467.34 is: 9,699.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,618.10 : 29,422.99 = 6,467.34 : x
  2. Step 2: Convert to fraction form
    19,618.10/29,422.99 = 6,467.34/x
  3. Step 3: Cross multiply
    19,618.10x = 29,422.99 × 6,467.34
  4. Step 4: Simplify right side
    19,618.10x = 190,288,480.15
  5. Step 5: Solve for x
    x = 190,288,480.15/19,618.10
  6. Step 6: Final answer
    x = 9,699.64

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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.