Home / 29,398.30-40,558.19-16,648.54

Finding the Fourth Proportional to 29,398.30, 40,558.19 and 16,648.54

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Solution

The fourth proportional to 29,398.30, 40,558.19 and 16,648.54 is: 22,968.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,398.30 : 40,558.19 = 16,648.54 : x
  2. Step 2: Convert to fraction form
    29,398.30/40,558.19 = 16,648.54/x
  3. Step 3: Cross multiply
    29,398.30x = 40,558.19 × 16,648.54
  4. Step 4: Simplify right side
    29,398.30x = 675,234,463.90
  5. Step 5: Solve for x
    x = 675,234,463.90/29,398.30
  6. Step 6: Final answer
    x = 22,968.49

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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.