Home / 25,461.12-38,187.30-6,741.36

Finding the Fourth Proportional to 25,461.12, 38,187.30 and 6,741.36

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Solution

The fourth proportional to 25,461.12, 38,187.30 and 6,741.36 is: 10,110.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,461.12 : 38,187.30 = 6,741.36 : x
  2. Step 2: Convert to fraction form
    25,461.12/38,187.30 = 6,741.36/x
  3. Step 3: Cross multiply
    25,461.12x = 38,187.30 × 6,741.36
  4. Step 4: Simplify right side
    25,461.12x = 257,434,336.73
  5. Step 5: Solve for x
    x = 257,434,336.73/25,461.12
  6. Step 6: Final answer
    x = 10,110.88

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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.