Home / 23,206.95-34,958.30-21,189.44

Finding the Fourth Proportional to 23,206.95, 34,958.30 and 21,189.44

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Solution

The fourth proportional to 23,206.95, 34,958.30 and 21,189.44 is: 31,919.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,206.95 : 34,958.30 = 21,189.44 : x
  2. Step 2: Convert to fraction form
    23,206.95/34,958.30 = 21,189.44/x
  3. Step 3: Cross multiply
    23,206.95x = 34,958.30 × 21,189.44
  4. Step 4: Simplify right side
    23,206.95x = 740,746,781.80
  5. Step 5: Solve for x
    x = 740,746,781.80/23,206.95
  6. Step 6: Final answer
    x = 31,919.18

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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.