Home / 27,015.90-37,283.82-15,081.64

Finding the Fourth Proportional to 27,015.90, 37,283.82 and 15,081.64

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Solution

The fourth proportional to 27,015.90, 37,283.82 and 15,081.64 is: 20,813.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,015.90 : 37,283.82 = 15,081.64 : x
  2. Step 2: Convert to fraction form
    27,015.90/37,283.82 = 15,081.64/x
  3. Step 3: Cross multiply
    27,015.90x = 37,283.82 × 15,081.64
  4. Step 4: Simplify right side
    27,015.90x = 562,301,151.06
  5. Step 5: Solve for x
    x = 562,301,151.06/27,015.90
  6. Step 6: Final answer
    x = 20,813.71

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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.