Home / 20,363.48-30,526.41-14,126.43

Finding the Fourth Proportional to 20,363.48, 30,526.41 and 14,126.43

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Solution

The fourth proportional to 20,363.48, 30,526.41 and 14,126.43 is: 21,176.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,363.48 : 30,526.41 = 14,126.43 : x
  2. Step 2: Convert to fraction form
    20,363.48/30,526.41 = 14,126.43/x
  3. Step 3: Cross multiply
    20,363.48x = 30,526.41 × 14,126.43
  4. Step 4: Simplify right side
    20,363.48x = 431,229,194.02
  5. Step 5: Solve for x
    x = 431,229,194.02/20,363.48
  6. Step 6: Final answer
    x = 21,176.60

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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.