Home / 13,025.90-19,525.89-7,472.54

Finding the Fourth Proportional to 13,025.90, 19,525.89 and 7,472.54

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Solution

The fourth proportional to 13,025.90, 19,525.89 and 7,472.54 is: 11,201.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,025.90 : 19,525.89 = 7,472.54 : x
  2. Step 2: Convert to fraction form
    13,025.90/19,525.89 = 7,472.54/x
  3. Step 3: Cross multiply
    13,025.90x = 19,525.89 × 7,472.54
  4. Step 4: Simplify right side
    13,025.90x = 145,907,994.06
  5. Step 5: Solve for x
    x = 145,907,994.06/13,025.90
  6. Step 6: Final answer
    x = 11,201.38

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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.