Home / 38,213.12-57,334.40-14,856

Finding the Fourth Proportional to 38,213.12, 57,334.40 and 14,856

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Solution

The fourth proportional to 38,213.12, 57,334.40 and 14,856 is: 22,289.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,213.12 : 57,334.40 = 14,856 : x
  2. Step 2: Convert to fraction form
    38,213.12/57,334.40 = 14,856/x
  3. Step 3: Cross multiply
    38,213.12x = 57,334.40 × 14,856
  4. Step 4: Simplify right side
    38,213.12x = 851,759,846.40
  5. Step 5: Solve for x
    x = 851,759,846.40/38,213.12
  6. Step 6: Final answer
    x = 22,289.72

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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.