Home / 36,823.60-55,283.60-21,858.04

Finding the Fourth Proportional to 36,823.60, 55,283.60 and 21,858.04

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Solution

The fourth proportional to 36,823.60, 55,283.60 and 21,858.04 is: 32,815.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,823.60 : 55,283.60 = 21,858.04 : x
  2. Step 2: Convert to fraction form
    36,823.60/55,283.60 = 21,858.04/x
  3. Step 3: Cross multiply
    36,823.60x = 55,283.60 × 21,858.04
  4. Step 4: Simplify right side
    36,823.60x = 1,208,391,140.14
  5. Step 5: Solve for x
    x = 1,208,391,140.14/36,823.60
  6. Step 6: Final answer
    x = 32,815.67

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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.