Home / 38,321.21-57,484.24-12,026.99

Finding the Fourth Proportional to 38,321.21, 57,484.24 and 12,026.99

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Solution

The fourth proportional to 38,321.21, 57,484.24 and 12,026.99 is: 18,041.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,321.21 : 57,484.24 = 12,026.99 : x
  2. Step 2: Convert to fraction form
    38,321.21/57,484.24 = 12,026.99/x
  3. Step 3: Cross multiply
    38,321.21x = 57,484.24 × 12,026.99
  4. Step 4: Simplify right side
    38,321.21x = 691,362,379.64
  5. Step 5: Solve for x
    x = 691,362,379.64/38,321.21
  6. Step 6: Final answer
    x = 18,041.25

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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.