Home / 22,112.81-30,494.84-17,069.07

Finding the Fourth Proportional to 22,112.81, 30,494.84 and 17,069.07

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Solution

The fourth proportional to 22,112.81, 30,494.84 and 17,069.07 is: 23,539.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,112.81 : 30,494.84 = 17,069.07 : x
  2. Step 2: Convert to fraction form
    22,112.81/30,494.84 = 17,069.07/x
  3. Step 3: Cross multiply
    22,112.81x = 30,494.84 × 17,069.07
  4. Step 4: Simplify right side
    22,112.81x = 520,518,473.25
  5. Step 5: Solve for x
    x = 520,518,473.25/22,112.81
  6. Step 6: Final answer
    x = 23,539.23

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.