Home / 25,996.74-38,995.08-8,466.54

Finding the Fourth Proportional to 25,996.74, 38,995.08 and 8,466.54

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Solution

The fourth proportional to 25,996.74, 38,995.08 and 8,466.54 is: 12,699.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,996.74 : 38,995.08 = 8,466.54 : x
  2. Step 2: Convert to fraction form
    25,996.74/38,995.08 = 8,466.54/x
  3. Step 3: Cross multiply
    25,996.74x = 38,995.08 × 8,466.54
  4. Step 4: Simplify right side
    25,996.74x = 330,153,404.62
  5. Step 5: Solve for x
    x = 330,153,404.62/25,996.74
  6. Step 6: Final answer
    x = 12,699.80

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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.