Home / 30,314.19-41,832.20-16,885.32

Finding the Fourth Proportional to 30,314.19, 41,832.20 and 16,885.32

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Solution

The fourth proportional to 30,314.19, 41,832.20 and 16,885.32 is: 23,300.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,314.19 : 41,832.20 = 16,885.32 : x
  2. Step 2: Convert to fraction form
    30,314.19/41,832.20 = 16,885.32/x
  3. Step 3: Cross multiply
    30,314.19x = 41,832.20 × 16,885.32
  4. Step 4: Simplify right side
    30,314.19x = 706,350,083.30
  5. Step 5: Solve for x
    x = 706,350,083.30/30,314.19
  6. Step 6: Final answer
    x = 23,300.97

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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.