Home / 19,487.62-29,235.75-9,093.70

Finding the Fourth Proportional to 19,487.62, 29,235.75 and 9,093.70

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Solution

The fourth proportional to 19,487.62, 29,235.75 and 9,093.70 is: 13,642.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,487.62 : 29,235.75 = 9,093.70 : x
  2. Step 2: Convert to fraction form
    19,487.62/29,235.75 = 9,093.70/x
  3. Step 3: Cross multiply
    19,487.62x = 29,235.75 × 9,093.70
  4. Step 4: Simplify right side
    19,487.62x = 265,860,993.60
  5. Step 5: Solve for x
    x = 265,860,993.60/19,487.62
  6. Step 6: Final answer
    x = 13,642.56

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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.