Home / 28,448.68-39,226.26-23,394.28

Finding the Fourth Proportional to 28,448.68, 39,226.26 and 23,394.28

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Solution

The fourth proportional to 28,448.68, 39,226.26 and 23,394.28 is: 32,257.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,448.68 : 39,226.26 = 23,394.28 : x
  2. Step 2: Convert to fraction form
    28,448.68/39,226.26 = 23,394.28/x
  3. Step 3: Cross multiply
    28,448.68x = 39,226.26 × 23,394.28
  4. Step 4: Simplify right side
    28,448.68x = 917,670,109.79
  5. Step 5: Solve for x
    x = 917,670,109.79/28,448.68
  6. Step 6: Final answer
    x = 32,257.04

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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.