Home / 35,419.21-53,120.31-10,452.51

Finding the Fourth Proportional to 35,419.21, 53,120.31 and 10,452.51

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Solution

The fourth proportional to 35,419.21, 53,120.31 and 10,452.51 is: 15,676.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,419.21 : 53,120.31 = 10,452.51 : x
  2. Step 2: Convert to fraction form
    35,419.21/53,120.31 = 10,452.51/x
  3. Step 3: Cross multiply
    35,419.21x = 53,120.31 × 10,452.51
  4. Step 4: Simplify right side
    35,419.21x = 555,240,571.48
  5. Step 5: Solve for x
    x = 555,240,571.48/35,419.21
  6. Step 6: Final answer
    x = 15,676.26

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1.5x scale

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.