Home / 19,348.58-29,022.87-5,495.78

Finding the Fourth Proportional to 19,348.58, 29,022.87 and 5,495.78

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Solution

The fourth proportional to 19,348.58, 29,022.87 and 5,495.78 is: 8,243.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,348.58 : 29,022.87 = 5,495.78 : x
  2. Step 2: Convert to fraction form
    19,348.58/29,022.87 = 5,495.78/x
  3. Step 3: Cross multiply
    19,348.58x = 29,022.87 × 5,495.78
  4. Step 4: Simplify right side
    19,348.58x = 159,503,308.49
  5. Step 5: Solve for x
    x = 159,503,308.49/19,348.58
  6. Step 6: Final answer
    x = 8,243.67

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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.