Home / 37,285.26-51,453.64-20,518.26

Finding the Fourth Proportional to 37,285.26, 51,453.64 and 20,518.26

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Solution

The fourth proportional to 37,285.26, 51,453.64 and 20,518.26 is: 28,315.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,285.26 : 51,453.64 = 20,518.26 : x
  2. Step 2: Convert to fraction form
    37,285.26/51,453.64 = 20,518.26/x
  3. Step 3: Cross multiply
    37,285.26x = 51,453.64 × 20,518.26
  4. Step 4: Simplify right side
    37,285.26x = 1,055,739,163.47
  5. Step 5: Solve for x
    x = 1,055,739,163.47/37,285.26
  6. Step 6: Final answer
    x = 28,315.19

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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.