Home / 23,362.78-35,002.05-12,821.44

Finding the Fourth Proportional to 23,362.78, 35,002.05 and 12,821.44

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Solution

The fourth proportional to 23,362.78, 35,002.05 and 12,821.44 is: 19,209.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,362.78 : 35,002.05 = 12,821.44 : x
  2. Step 2: Convert to fraction form
    23,362.78/35,002.05 = 12,821.44/x
  3. Step 3: Cross multiply
    23,362.78x = 35,002.05 × 12,821.44
  4. Step 4: Simplify right side
    23,362.78x = 448,776,683.95
  5. Step 5: Solve for x
    x = 448,776,683.95/23,362.78
  6. Step 6: Final answer
    x = 19,209.04

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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.