Home / 27,254.93-37,608.44-15,771.81

Finding the Fourth Proportional to 27,254.93, 37,608.44 and 15,771.81

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Solution

The fourth proportional to 27,254.93, 37,608.44 and 15,771.81 is: 21,763.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,254.93 : 37,608.44 = 15,771.81 : x
  2. Step 2: Convert to fraction form
    27,254.93/37,608.44 = 15,771.81/x
  3. Step 3: Cross multiply
    27,254.93x = 37,608.44 × 15,771.81
  4. Step 4: Simplify right side
    27,254.93x = 593,153,091.22
  5. Step 5: Solve for x
    x = 593,153,091.22/27,254.93
  6. Step 6: Final answer
    x = 21,763.15

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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.