Home / 37,132.49-51,245.55-21,216.60

Finding the Fourth Proportional to 37,132.49, 51,245.55 and 21,216.60

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Solution

The fourth proportional to 37,132.49, 51,245.55 and 21,216.60 is: 29,280.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,132.49 : 51,245.55 = 21,216.60 : x
  2. Step 2: Convert to fraction form
    37,132.49/51,245.55 = 21,216.60/x
  3. Step 3: Cross multiply
    37,132.49x = 51,245.55 × 21,216.60
  4. Step 4: Simplify right side
    37,132.49x = 1,087,256,336.13
  5. Step 5: Solve for x
    x = 1,087,256,336.13/37,132.49
  6. Step 6: Final answer
    x = 29,280.46

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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.