Home / 37,172.16-51,321.60-23,040

Finding the Fourth Proportional to 37,172.16, 51,321.60 and 23,040

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Solution

The fourth proportional to 37,172.16, 51,321.60 and 23,040 is: 31,810.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,172.16 : 51,321.60 = 23,040 : x
  2. Step 2: Convert to fraction form
    37,172.16/51,321.60 = 23,040/x
  3. Step 3: Cross multiply
    37,172.16x = 51,321.60 × 23,040
  4. Step 4: Simplify right side
    37,172.16x = 1,182,449,664
  5. Step 5: Solve for x
    x = 1,182,449,664/37,172.16
  6. Step 6: Final answer
    x = 31,810.09

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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.