Home / 25,629.75-38,450.30-10,851.30

Finding the Fourth Proportional to 25,629.75, 38,450.30 and 10,851.30

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Solution

The fourth proportional to 25,629.75, 38,450.30 and 10,851.30 is: 16,279.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,629.75 : 38,450.30 = 10,851.30 : x
  2. Step 2: Convert to fraction form
    25,629.75/38,450.30 = 10,851.30/x
  3. Step 3: Cross multiply
    25,629.75x = 38,450.30 × 10,851.30
  4. Step 4: Simplify right side
    25,629.75x = 417,235,686.13
  5. Step 5: Solve for x
    x = 417,235,686.13/25,629.75
  6. Step 6: Final answer
    x = 16,279.35

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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.