Home / 15,628.93-23,442.58-3,942.25

Finding the Fourth Proportional to 15,628.93, 23,442.58 and 3,942.25

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Solution

The fourth proportional to 15,628.93, 23,442.58 and 3,942.25 is: 5,913.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,628.93 : 23,442.58 = 3,942.25 : x
  2. Step 2: Convert to fraction form
    15,628.93/23,442.58 = 3,942.25/x
  3. Step 3: Cross multiply
    15,628.93x = 23,442.58 × 3,942.25
  4. Step 4: Simplify right side
    15,628.93x = 92,416,511.01
  5. Step 5: Solve for x
    x = 92,416,511.01/15,628.93
  6. Step 6: Final answer
    x = 5,913.17

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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.