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Finding the Fourth Proportional to 19,373.58, 29,065.25 and 5,522.58

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Solution

The fourth proportional to 19,373.58, 29,065.25 and 5,522.58 is: 8,285.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,373.58 : 29,065.25 = 5,522.58 : x
  2. Step 2: Convert to fraction form
    19,373.58/29,065.25 = 5,522.58/x
  3. Step 3: Cross multiply
    19,373.58x = 29,065.25 × 5,522.58
  4. Step 4: Simplify right side
    19,373.58x = 160,515,140.73
  5. Step 5: Solve for x
    x = 160,515,140.73/19,373.58
  6. Step 6: Final answer
    x = 8,285.26

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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.