Home / 19,941.88-29,902.65-6,610.06

Finding the Fourth Proportional to 19,941.88, 29,902.65 and 6,610.06

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Solution

The fourth proportional to 19,941.88, 29,902.65 and 6,610.06 is: 9,911.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,941.88 : 29,902.65 = 6,610.06 : x
  2. Step 2: Convert to fraction form
    19,941.88/29,902.65 = 6,610.06/x
  3. Step 3: Cross multiply
    19,941.88x = 29,902.65 × 6,610.06
  4. Step 4: Simplify right side
    19,941.88x = 197,658,310.66
  5. Step 5: Solve for x
    x = 197,658,310.66/19,941.88
  6. Step 6: Final answer
    x = 9,911.72

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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.