Home / 27,817.06-38,386.65-15,241.54

Finding the Fourth Proportional to 27,817.06, 38,386.65 and 15,241.54

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Solution

The fourth proportional to 27,817.06, 38,386.65 and 15,241.54 is: 21,032.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,817.06 : 38,386.65 = 15,241.54 : x
  2. Step 2: Convert to fraction form
    27,817.06/38,386.65 = 15,241.54/x
  3. Step 3: Cross multiply
    27,817.06x = 38,386.65 × 15,241.54
  4. Step 4: Simplify right side
    27,817.06x = 585,071,661.44
  5. Step 5: Solve for x
    x = 585,071,661.44/27,817.06
  6. Step 6: Final answer
    x = 21,032.84

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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.