Home / 38,544.40-57,827.40-18,823.60

Finding the Fourth Proportional to 38,544.40, 57,827.40 and 18,823.60

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Solution

The fourth proportional to 38,544.40, 57,827.40 and 18,823.60 is: 28,240.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,544.40 : 57,827.40 = 18,823.60 : x
  2. Step 2: Convert to fraction form
    38,544.40/57,827.40 = 18,823.60/x
  3. Step 3: Cross multiply
    38,544.40x = 57,827.40 × 18,823.60
  4. Step 4: Simplify right side
    38,544.40x = 1,088,519,846.64
  5. Step 5: Solve for x
    x = 1,088,519,846.64/38,544.40
  6. Step 6: Final answer
    x = 28,240.67

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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.