Home / 37,187.63-51,313.76-21,874.87

Finding the Fourth Proportional to 37,187.63, 51,313.76 and 21,874.87

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Solution

The fourth proportional to 37,187.63, 51,313.76 and 21,874.87 is: 30,184.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,187.63 : 51,313.76 = 21,874.87 : x
  2. Step 2: Convert to fraction form
    37,187.63/51,313.76 = 21,874.87/x
  3. Step 3: Cross multiply
    37,187.63x = 51,313.76 × 21,874.87
  4. Step 4: Simplify right side
    37,187.63x = 1,122,481,572.64
  5. Step 5: Solve for x
    x = 1,122,481,572.64/37,187.63
  6. Step 6: Final answer
    x = 30,184.28

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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.