Home / 30,324.38-41,848.45-16,896.20

Finding the Fourth Proportional to 30,324.38, 41,848.45 and 16,896.20

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Solution

The fourth proportional to 30,324.38, 41,848.45 and 16,896.20 is: 23,317.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,324.38 : 41,848.45 = 16,896.20 : x
  2. Step 2: Convert to fraction form
    30,324.38/41,848.45 = 16,896.20/x
  3. Step 3: Cross multiply
    30,324.38x = 41,848.45 × 16,896.20
  4. Step 4: Simplify right side
    30,324.38x = 707,079,529.41
  5. Step 5: Solve for x
    x = 707,079,529.41/30,324.38
  6. Step 6: Final answer
    x = 23,317.20

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.