Home / 30,724.48-46,084.02-11,745.64

Finding the Fourth Proportional to 30,724.48, 46,084.02 and 11,745.64

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Solution

The fourth proportional to 30,724.48, 46,084.02 and 11,745.64 is: 17,617.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,724.48 : 46,084.02 = 11,745.64 : x
  2. Step 2: Convert to fraction form
    30,724.48/46,084.02 = 11,745.64/x
  3. Step 3: Cross multiply
    30,724.48x = 46,084.02 × 11,745.64
  4. Step 4: Simplify right side
    30,724.48x = 541,286,308.67
  5. Step 5: Solve for x
    x = 541,286,308.67/30,724.48
  6. Step 6: Final answer
    x = 17,617.43

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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.