Home / 38,918.36-53,708.65-23,016.44

Finding the Fourth Proportional to 38,918.36, 53,708.65 and 23,016.44

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Solution

The fourth proportional to 38,918.36, 53,708.65 and 23,016.44 is: 31,763.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,918.36 : 53,708.65 = 23,016.44 : x
  2. Step 2: Convert to fraction form
    38,918.36/53,708.65 = 23,016.44/x
  3. Step 3: Cross multiply
    38,918.36x = 53,708.65 × 23,016.44
  4. Step 4: Simplify right side
    38,918.36x = 1,236,181,594.12
  5. Step 5: Solve for x
    x = 1,236,181,594.12/38,918.36
  6. Step 6: Final answer
    x = 31,763.46

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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.