Home / 35,645.72-53,450.33-19,014.80

Finding the Fourth Proportional to 35,645.72, 53,450.33 and 19,014.80

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Solution

The fourth proportional to 35,645.72, 53,450.33 and 19,014.80 is: 28,512.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,645.72 : 53,450.33 = 19,014.80 : x
  2. Step 2: Convert to fraction form
    35,645.72/53,450.33 = 19,014.80/x
  3. Step 3: Cross multiply
    35,645.72x = 53,450.33 × 19,014.80
  4. Step 4: Simplify right side
    35,645.72x = 1,016,346,972.56
  5. Step 5: Solve for x
    x = 1,016,346,972.56/35,645.72
  6. Step 6: Final answer
    x = 28,512.46

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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.