Home / 25,183.59-34,738.92-15,108.81

Finding the Fourth Proportional to 25,183.59, 34,738.92 and 15,108.81

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Solution

The fourth proportional to 25,183.59, 34,738.92 and 15,108.81 is: 20,841.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,183.59 : 34,738.92 = 15,108.81 : x
  2. Step 2: Convert to fraction form
    25,183.59/34,738.92 = 15,108.81/x
  3. Step 3: Cross multiply
    25,183.59x = 34,738.92 × 15,108.81
  4. Step 4: Simplify right side
    25,183.59x = 524,863,741.89
  5. Step 5: Solve for x
    x = 524,863,741.89/25,183.59
  6. Step 6: Final answer
    x = 20,841.50

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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.