Home / 38,518.16-57,777.09-12,224.96

Finding the Fourth Proportional to 38,518.16, 57,777.09 and 12,224.96

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Solution

The fourth proportional to 38,518.16, 57,777.09 and 12,224.96 is: 18,337.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,518.16 : 57,777.09 = 12,224.96 : x
  2. Step 2: Convert to fraction form
    38,518.16/57,777.09 = 12,224.96/x
  3. Step 3: Cross multiply
    38,518.16x = 57,777.09 × 12,224.96
  4. Step 4: Simplify right side
    38,518.16x = 706,322,325.28
  5. Step 5: Solve for x
    x = 706,322,325.28/38,518.16
  6. Step 6: Final answer
    x = 18,337.39

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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.