Home / 14,122.47-21,266.30-10,450.61

Finding the Fourth Proportional to 14,122.47, 21,266.30 and 10,450.61

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Solution

The fourth proportional to 14,122.47, 21,266.30 and 10,450.61 is: 15,737.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,122.47 : 21,266.30 = 10,450.61 : x
  2. Step 2: Convert to fraction form
    14,122.47/21,266.30 = 10,450.61/x
  3. Step 3: Cross multiply
    14,122.47x = 21,266.30 × 10,450.61
  4. Step 4: Simplify right side
    14,122.47x = 222,245,807.44
  5. Step 5: Solve for x
    x = 222,245,807.44/14,122.47
  6. Step 6: Final answer
    x = 15,737.04

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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.