Home / 19,404.10-29,122.35-9,551.80

Finding the Fourth Proportional to 19,404.10, 29,122.35 and 9,551.80

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Solution

The fourth proportional to 19,404.10, 29,122.35 and 9,551.80 is: 14,335.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,404.10 : 29,122.35 = 9,551.80 : x
  2. Step 2: Convert to fraction form
    19,404.10/29,122.35 = 9,551.80/x
  3. Step 3: Cross multiply
    19,404.10x = 29,122.35 × 9,551.80
  4. Step 4: Simplify right side
    19,404.10x = 278,170,862.73
  5. Step 5: Solve for x
    x = 278,170,862.73/19,404.10
  6. Step 6: Final answer
    x = 14,335.67

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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.