Home / 37,840.83-52,220.36-21,934.51

Finding the Fourth Proportional to 37,840.83, 52,220.36 and 21,934.51

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Solution

The fourth proportional to 37,840.83, 52,220.36 and 21,934.51 is: 30,269.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,840.83 : 52,220.36 = 21,934.51 : x
  2. Step 2: Convert to fraction form
    37,840.83/52,220.36 = 21,934.51/x
  3. Step 3: Cross multiply
    37,840.83x = 52,220.36 × 21,934.51
  4. Step 4: Simplify right side
    37,840.83x = 1,145,427,768.40
  5. Step 5: Solve for x
    x = 1,145,427,768.40/37,840.83
  6. Step 6: Final answer
    x = 30,269.63

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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.