Home / 27,018.27-37,283.99-15,081.35

Finding the Fourth Proportional to 27,018.27, 37,283.99 and 15,081.35

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Solution

The fourth proportional to 27,018.27, 37,283.99 and 15,081.35 is: 20,811.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,018.27 : 37,283.99 = 15,081.35 : x
  2. Step 2: Convert to fraction form
    27,018.27/37,283.99 = 15,081.35/x
  3. Step 3: Cross multiply
    27,018.27x = 37,283.99 × 15,081.35
  4. Step 4: Simplify right side
    27,018.27x = 562,292,640.76
  5. Step 5: Solve for x
    x = 562,292,640.76/27,018.27
  6. Step 6: Final answer
    x = 20,811.57

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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.