Home / 38,858.81-58,293.68-19,137.53

Finding the Fourth Proportional to 38,858.81, 58,293.68 and 19,137.53

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Solution

The fourth proportional to 38,858.81, 58,293.68 and 19,137.53 is: 28,708.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,858.81 : 58,293.68 = 19,137.53 : x
  2. Step 2: Convert to fraction form
    38,858.81/58,293.68 = 19,137.53/x
  3. Step 3: Cross multiply
    38,858.81x = 58,293.68 × 19,137.53
  4. Step 4: Simplify right side
    38,858.81x = 1,115,597,099.86
  5. Step 5: Solve for x
    x = 1,115,597,099.86/38,858.81
  6. Step 6: Final answer
    x = 28,708.99

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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.