Home / 38,963.19-53,769.42-22,840.01

Finding the Fourth Proportional to 38,963.19, 53,769.42 and 22,840.01

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Solution

The fourth proportional to 38,963.19, 53,769.42 and 22,840.01 is: 31,519.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,963.19 : 53,769.42 = 22,840.01 : x
  2. Step 2: Convert to fraction form
    38,963.19/53,769.42 = 22,840.01/x
  3. Step 3: Cross multiply
    38,963.19x = 53,769.42 × 22,840.01
  4. Step 4: Simplify right side
    38,963.19x = 1,228,093,821.65
  5. Step 5: Solve for x
    x = 1,228,093,821.65/38,963.19
  6. Step 6: Final answer
    x = 31,519.33

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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.