Home / 35,704.07-49,271.62-19,790.92

Finding the Fourth Proportional to 35,704.07, 49,271.62 and 19,790.92

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Solution

The fourth proportional to 35,704.07, 49,271.62 and 19,790.92 is: 27,311.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,704.07 : 49,271.62 = 19,790.92 : x
  2. Step 2: Convert to fraction form
    35,704.07/49,271.62 = 19,790.92/x
  3. Step 3: Cross multiply
    35,704.07x = 49,271.62 × 19,790.92
  4. Step 4: Simplify right side
    35,704.07x = 975,130,443.33
  5. Step 5: Solve for x
    x = 975,130,443.33/35,704.07
  6. Step 6: Final answer
    x = 27,311.47

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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.