Home / 19,401.73-26,749.14-14,628.60

Finding the Fourth Proportional to 19,401.73, 26,749.14 and 14,628.60

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Solution

The fourth proportional to 19,401.73, 26,749.14 and 14,628.60 is: 20,168.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,401.73 : 26,749.14 = 14,628.60 : x
  2. Step 2: Convert to fraction form
    19,401.73/26,749.14 = 14,628.60/x
  3. Step 3: Cross multiply
    19,401.73x = 26,749.14 × 14,628.60
  4. Step 4: Simplify right side
    19,401.73x = 391,302,414.55
  5. Step 5: Solve for x
    x = 391,302,414.55/19,401.73
  6. Step 6: Final answer
    x = 20,168.43

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1.5x scale

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.