Home / 25,095.96-37,664.64-12,619.53

Finding the Fourth Proportional to 25,095.96, 37,664.64 and 12,619.53

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Solution

The fourth proportional to 25,095.96, 37,664.64 and 12,619.53 is: 18,939.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,095.96 : 37,664.64 = 12,619.53 : x
  2. Step 2: Convert to fraction form
    25,095.96/37,664.64 = 12,619.53/x
  3. Step 3: Cross multiply
    25,095.96x = 37,664.64 × 12,619.53
  4. Step 4: Simplify right side
    25,095.96x = 475,310,054.42
  5. Step 5: Solve for x
    x = 475,310,054.42/25,095.96
  6. Step 6: Final answer
    x = 18,939.70

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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.