Home / 15,449.08-23,173.74-3,762.40

Finding the Fourth Proportional to 15,449.08, 23,173.74 and 3,762.40

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Solution

The fourth proportional to 15,449.08, 23,173.74 and 3,762.40 is: 5,643.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,449.08 : 23,173.74 = 3,762.40 : x
  2. Step 2: Convert to fraction form
    15,449.08/23,173.74 = 3,762.40/x
  3. Step 3: Cross multiply
    15,449.08x = 23,173.74 × 3,762.40
  4. Step 4: Simplify right side
    15,449.08x = 87,188,879.38
  5. Step 5: Solve for x
    x = 87,188,879.38/15,449.08
  6. Step 6: Final answer
    x = 5,643.63

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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.