Home / 16,841.81-25,265.46-7,485.05

Finding the Fourth Proportional to 16,841.81, 25,265.46 and 7,485.05

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Solution

The fourth proportional to 16,841.81, 25,265.46 and 7,485.05 is: 11,228.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,841.81 : 25,265.46 = 7,485.05 : x
  2. Step 2: Convert to fraction form
    16,841.81/25,265.46 = 7,485.05/x
  3. Step 3: Cross multiply
    16,841.81x = 25,265.46 × 7,485.05
  4. Step 4: Simplify right side
    16,841.81x = 189,113,231.37
  5. Step 5: Solve for x
    x = 189,113,231.37/16,841.81
  6. Step 6: Final answer
    x = 11,228.79

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Double scale
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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.