Home / 30,816.05-46,224.07-7,442.48

Finding the Fourth Proportional to 30,816.05, 46,224.07 and 7,442.48

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Solution

The fourth proportional to 30,816.05, 46,224.07 and 7,442.48 is: 11,163.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,816.05 : 46,224.07 = 7,442.48 : x
  2. Step 2: Convert to fraction form
    30,816.05/46,224.07 = 7,442.48/x
  3. Step 3: Cross multiply
    30,816.05x = 46,224.07 × 7,442.48
  4. Step 4: Simplify right side
    30,816.05x = 344,021,813.45
  5. Step 5: Solve for x
    x = 344,021,813.45/30,816.05
  6. Step 6: Final answer
    x = 11,163.72

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Double scale
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Similar ratio
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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.