Home / 19,802.25-29,682.90-6,650.19

Finding the Fourth Proportional to 19,802.25, 29,682.90 and 6,650.19

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Solution

The fourth proportional to 19,802.25, 29,682.90 and 6,650.19 is: 9,968.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,802.25 : 29,682.90 = 6,650.19 : x
  2. Step 2: Convert to fraction form
    19,802.25/29,682.90 = 6,650.19/x
  3. Step 3: Cross multiply
    19,802.25x = 29,682.90 × 6,650.19
  4. Step 4: Simplify right side
    19,802.25x = 197,396,924.75
  5. Step 5: Solve for x
    x = 197,396,924.75/19,802.25
  6. Step 6: Final answer
    x = 9,968.41

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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.