Home / 15,679.08-23,518.52-3,832.90

Finding the Fourth Proportional to 15,679.08, 23,518.52 and 3,832.90

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Solution

The fourth proportional to 15,679.08, 23,518.52 and 3,832.90 is: 5,749.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,679.08 : 23,518.52 = 3,832.90 : x
  2. Step 2: Convert to fraction form
    15,679.08/23,518.52 = 3,832.90/x
  3. Step 3: Cross multiply
    15,679.08x = 23,518.52 × 3,832.90
  4. Step 4: Simplify right side
    15,679.08x = 90,144,071.72
  5. Step 5: Solve for x
    x = 90,144,071.72/15,679.08
  6. Step 6: Final answer
    x = 5,749.32

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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.