Home / 30,724.65-46,069.63-11,983.25

Finding the Fourth Proportional to 30,724.65, 46,069.63 and 11,983.25

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Solution

The fourth proportional to 30,724.65, 46,069.63 and 11,983.25 is: 17,968.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,724.65 : 46,069.63 = 11,983.25 : x
  2. Step 2: Convert to fraction form
    30,724.65/46,069.63 = 11,983.25/x
  3. Step 3: Cross multiply
    30,724.65x = 46,069.63 × 11,983.25
  4. Step 4: Simplify right side
    30,724.65x = 552,063,978.91
  5. Step 5: Solve for x
    x = 552,063,978.91/30,724.65
  6. Step 6: Final answer
    x = 17,968.11

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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.