Home / 37,386.54-51,589.44-20,619.54

Finding the Fourth Proportional to 37,386.54, 51,589.44 and 20,619.54

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Solution

The fourth proportional to 37,386.54, 51,589.44 and 20,619.54 is: 28,452.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,386.54 : 51,589.44 = 20,619.54 : x
  2. Step 2: Convert to fraction form
    37,386.54/51,589.44 = 20,619.54/x
  3. Step 3: Cross multiply
    37,386.54x = 51,589.44 × 20,619.54
  4. Step 4: Simplify right side
    37,386.54x = 1,063,750,521.66
  5. Step 5: Solve for x
    x = 1,063,750,521.66/37,386.54
  6. Step 6: Final answer
    x = 28,452.77

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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.