Home / 23,521.96-35,423.75-21,422.44

Finding the Fourth Proportional to 23,521.96, 35,423.75 and 21,422.44

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Solution

The fourth proportional to 23,521.96, 35,423.75 and 21,422.44 is: 32,261.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,521.96 : 35,423.75 = 21,422.44 : x
  2. Step 2: Convert to fraction form
    23,521.96/35,423.75 = 21,422.44/x
  3. Step 3: Cross multiply
    23,521.96x = 35,423.75 × 21,422.44
  4. Step 4: Simplify right side
    23,521.96x = 758,863,158.95
  5. Step 5: Solve for x
    x = 758,863,158.95/23,521.96
  6. Step 6: Final answer
    x = 32,261.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.