Home / 28,613.44-39,470.25-22,954.51

Finding the Fourth Proportional to 28,613.44, 39,470.25 and 22,954.51

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Solution

The fourth proportional to 28,613.44, 39,470.25 and 22,954.51 is: 31,664.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,613.44 : 39,470.25 = 22,954.51 : x
  2. Step 2: Convert to fraction form
    28,613.44/39,470.25 = 22,954.51/x
  3. Step 3: Cross multiply
    28,613.44x = 39,470.25 × 22,954.51
  4. Step 4: Simplify right side
    28,613.44x = 906,020,248.33
  5. Step 5: Solve for x
    x = 906,020,248.33/28,613.44
  6. Step 6: Final answer
    x = 31,664.15

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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.