Home / 25,269.50-37,905.78-7,739.48

Finding the Fourth Proportional to 25,269.50, 37,905.78 and 7,739.48

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Solution

The fourth proportional to 25,269.50, 37,905.78 and 7,739.48 is: 11,609.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,269.50 : 37,905.78 = 7,739.48 : x
  2. Step 2: Convert to fraction form
    25,269.50/37,905.78 = 7,739.48/x
  3. Step 3: Cross multiply
    25,269.50x = 37,905.78 × 7,739.48
  4. Step 4: Simplify right side
    25,269.50x = 293,371,026.19
  5. Step 5: Solve for x
    x = 293,371,026.19/25,269.50
  6. Step 6: Final answer
    x = 11,609.69

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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.