Home / 38,321.66-57,483.12-12,026.64

Finding the Fourth Proportional to 38,321.66, 57,483.12 and 12,026.64

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Solution

The fourth proportional to 38,321.66, 57,483.12 and 12,026.64 is: 18,040.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,321.66 : 57,483.12 = 12,026.64 : x
  2. Step 2: Convert to fraction form
    38,321.66/57,483.12 = 12,026.64/x
  3. Step 3: Cross multiply
    38,321.66x = 57,483.12 × 12,026.64
  4. Step 4: Simplify right side
    38,321.66x = 691,328,790.32
  5. Step 5: Solve for x
    x = 691,328,790.32/38,321.66
  6. Step 6: Final answer
    x = 18,040.16

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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.