Home / 17,215.32-23,768.88-11,558.52

Finding the Fourth Proportional to 17,215.32, 23,768.88 and 11,558.52

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Solution

The fourth proportional to 17,215.32, 23,768.88 and 11,558.52 is: 15,958.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,215.32 : 23,768.88 = 11,558.52 : x
  2. Step 2: Convert to fraction form
    17,215.32/23,768.88 = 11,558.52/x
  3. Step 3: Cross multiply
    17,215.32x = 23,768.88 × 11,558.52
  4. Step 4: Simplify right side
    17,215.32x = 274,733,074.86
  5. Step 5: Solve for x
    x = 274,733,074.86/17,215.32
  6. Step 6: Final answer
    x = 15,958.64

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.