Home / 10,419.76-15,629.71-3,024.33

Finding the Fourth Proportional to 10,419.76, 15,629.71 and 3,024.33

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Solution

The fourth proportional to 10,419.76, 15,629.71 and 3,024.33 is: 4,536.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,419.76 : 15,629.71 = 3,024.33 : x
  2. Step 2: Convert to fraction form
    10,419.76/15,629.71 = 3,024.33/x
  3. Step 3: Cross multiply
    10,419.76x = 15,629.71 × 3,024.33
  4. Step 4: Simplify right side
    10,419.76x = 47,269,400.84
  5. Step 5: Solve for x
    x = 47,269,400.84/10,419.76
  6. Step 6: Final answer
    x = 4,536.52

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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.