Home / 44,402.90-66,637.20-21,029.38

Finding the Fourth Proportional to 44,402.90, 66,637.20 and 21,029.38

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Solution

The fourth proportional to 44,402.90, 66,637.20 and 21,029.38 is: 31,559.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,402.90 : 66,637.20 = 21,029.38 : x
  2. Step 2: Convert to fraction form
    44,402.90/66,637.20 = 21,029.38/x
  3. Step 3: Cross multiply
    44,402.90x = 66,637.20 × 21,029.38
  4. Step 4: Simplify right side
    44,402.90x = 1,401,339,000.94
  5. Step 5: Solve for x
    x = 1,401,339,000.94/44,402.90
  6. Step 6: Final answer
    x = 31,559.63

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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.