Home / 38,809.21-58,158.69-29,890.81

Finding the Fourth Proportional to 38,809.21, 58,158.69 and 29,890.81

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Solution

The fourth proportional to 38,809.21, 58,158.69 and 29,890.81 is: 44,793.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,809.21 : 58,158.69 = 29,890.81 : x
  2. Step 2: Convert to fraction form
    38,809.21/58,158.69 = 29,890.81/x
  3. Step 3: Cross multiply
    38,809.21x = 58,158.69 × 29,890.81
  4. Step 4: Simplify right side
    38,809.21x = 1,738,410,095.15
  5. Step 5: Solve for x
    x = 1,738,410,095.15/38,809.21
  6. Step 6: Final answer
    x = 44,793.75

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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.