Home / 18,629.02-25,707.53-10,245.52

Finding the Fourth Proportional to 18,629.02, 25,707.53 and 10,245.52

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Solution

The fourth proportional to 18,629.02, 25,707.53 and 10,245.52 is: 14,138.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,629.02 : 25,707.53 = 10,245.52 : x
  2. Step 2: Convert to fraction form
    18,629.02/25,707.53 = 10,245.52/x
  3. Step 3: Cross multiply
    18,629.02x = 25,707.53 × 10,245.52
  4. Step 4: Simplify right side
    18,629.02x = 263,386,961.54
  5. Step 5: Solve for x
    x = 263,386,961.54/18,629.02
  6. Step 6: Final answer
    x = 14,138.53

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.