Home / 27,150.19-37,464.22-15,211.80

Finding the Fourth Proportional to 27,150.19, 37,464.22 and 15,211.80

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Solution

The fourth proportional to 27,150.19, 37,464.22 and 15,211.80 is: 20,990.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,150.19 : 37,464.22 = 15,211.80 : x
  2. Step 2: Convert to fraction form
    27,150.19/37,464.22 = 15,211.80/x
  3. Step 3: Cross multiply
    27,150.19x = 37,464.22 × 15,211.80
  4. Step 4: Simplify right side
    27,150.19x = 569,898,240.81
  5. Step 5: Solve for x
    x = 569,898,240.81/27,150.19
  6. Step 6: Final answer
    x = 20,990.58

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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.