Home / 37,388.36-51,597.58-21,477.80

Finding the Fourth Proportional to 37,388.36, 51,597.58 and 21,477.80

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Solution

The fourth proportional to 37,388.36, 51,597.58 and 21,477.80 is: 29,640.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,388.36 : 51,597.58 = 21,477.80 : x
  2. Step 2: Convert to fraction form
    37,388.36/51,597.58 = 21,477.80/x
  3. Step 3: Cross multiply
    37,388.36x = 51,597.58 × 21,477.80
  4. Step 4: Simplify right side
    37,388.36x = 1,108,202,503.72
  5. Step 5: Solve for x
    x = 1,108,202,503.72/37,388.36
  6. Step 6: Final answer
    x = 29,640.31

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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.