Home / 39,126.08-58,588.94-21,576.44

Finding the Fourth Proportional to 39,126.08, 58,588.94 and 21,576.44

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Solution

The fourth proportional to 39,126.08, 58,588.94 and 21,576.44 is: 32,309.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,126.08 : 58,588.94 = 21,576.44 : x
  2. Step 2: Convert to fraction form
    39,126.08/58,588.94 = 21,576.44/x
  3. Step 3: Cross multiply
    39,126.08x = 58,588.94 × 21,576.44
  4. Step 4: Simplify right side
    39,126.08x = 1,264,140,748.57
  5. Step 5: Solve for x
    x = 1,264,140,748.57/39,126.08
  6. Step 6: Final answer
    x = 32,309.41

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.