Home / 37,266.21-51,429.47-21,353.31

Finding the Fourth Proportional to 37,266.21, 51,429.47 and 21,353.31

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Solution

The fourth proportional to 37,266.21, 51,429.47 and 21,353.31 is: 29,468.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,266.21 : 51,429.47 = 21,353.31 : x
  2. Step 2: Convert to fraction form
    37,266.21/51,429.47 = 21,353.31/x
  3. Step 3: Cross multiply
    37,266.21x = 51,429.47 × 21,353.31
  4. Step 4: Simplify right side
    37,266.21x = 1,098,189,309.28
  5. Step 5: Solve for x
    x = 1,098,189,309.28/37,266.21
  6. Step 6: Final answer
    x = 29,468.77

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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.