Home / 17,749.46-26,642.59-13,074.75

Finding the Fourth Proportional to 17,749.46, 26,642.59 and 13,074.75

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Solution

The fourth proportional to 17,749.46, 26,642.59 and 13,074.75 is: 19,625.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,749.46 : 26,642.59 = 13,074.75 : x
  2. Step 2: Convert to fraction form
    17,749.46/26,642.59 = 13,074.75/x
  3. Step 3: Cross multiply
    17,749.46x = 26,642.59 × 13,074.75
  4. Step 4: Simplify right side
    17,749.46x = 348,345,170.92
  5. Step 5: Solve for x
    x = 348,345,170.92/17,749.46
  6. Step 6: Final answer
    x = 19,625.67

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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.