Home / 19,792.22-29,689.77-6,644.48

Finding the Fourth Proportional to 19,792.22, 29,689.77 and 6,644.48

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Solution

The fourth proportional to 19,792.22, 29,689.77 and 6,644.48 is: 9,967.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,792.22 : 29,689.77 = 6,644.48 : x
  2. Step 2: Convert to fraction form
    19,792.22/29,689.77 = 6,644.48/x
  3. Step 3: Cross multiply
    19,792.22x = 29,689.77 × 6,644.48
  4. Step 4: Simplify right side
    19,792.22x = 197,273,082.97
  5. Step 5: Solve for x
    x = 197,273,082.97/19,792.22
  6. Step 6: Final answer
    x = 9,967.20

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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.