Home / 16,815.03-25,222.31-5,729.45

Finding the Fourth Proportional to 16,815.03, 25,222.31 and 5,729.45

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Solution

The fourth proportional to 16,815.03, 25,222.31 and 5,729.45 is: 8,594.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,815.03 : 25,222.31 = 5,729.45 : x
  2. Step 2: Convert to fraction form
    16,815.03/25,222.31 = 5,729.45/x
  3. Step 3: Cross multiply
    16,815.03x = 25,222.31 × 5,729.45
  4. Step 4: Simplify right side
    16,815.03x = 144,509,837.92
  5. Step 5: Solve for x
    x = 144,509,837.92/16,815.03
  6. Step 6: Final answer
    x = 8,594.09

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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.