Home / 19,408.03-29,087.69-8,301.67

Finding the Fourth Proportional to 19,408.03, 29,087.69 and 8,301.67

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Solution

The fourth proportional to 19,408.03, 29,087.69 and 8,301.67 is: 12,442.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,408.03 : 29,087.69 = 8,301.67 : x
  2. Step 2: Convert to fraction form
    19,408.03/29,087.69 = 8,301.67/x
  3. Step 3: Cross multiply
    19,408.03x = 29,087.69 × 8,301.67
  4. Step 4: Simplify right side
    19,408.03x = 241,476,289.21
  5. Step 5: Solve for x
    x = 241,476,289.21/19,408.03
  6. Step 6: Final answer
    x = 12,442.08

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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.