Home / 15,274.40-22,911.60-4,181.12

Finding the Fourth Proportional to 15,274.40, 22,911.60 and 4,181.12

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Solution

The fourth proportional to 15,274.40, 22,911.60 and 4,181.12 is: 6,271.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,274.40 : 22,911.60 = 4,181.12 : x
  2. Step 2: Convert to fraction form
    15,274.40/22,911.60 = 4,181.12/x
  3. Step 3: Cross multiply
    15,274.40x = 22,911.60 × 4,181.12
  4. Step 4: Simplify right side
    15,274.40x = 95,796,148.99
  5. Step 5: Solve for x
    x = 95,796,148.99/15,274.40
  6. Step 6: Final answer
    x = 6,271.68

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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.