Home / 17,628.06-26,449.01-7,760.42

Finding the Fourth Proportional to 17,628.06, 26,449.01 and 7,760.42

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Solution

The fourth proportional to 17,628.06, 26,449.01 and 7,760.42 is: 11,643.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,628.06 : 26,449.01 = 7,760.42 : x
  2. Step 2: Convert to fraction form
    17,628.06/26,449.01 = 7,760.42/x
  3. Step 3: Cross multiply
    17,628.06x = 26,449.01 × 7,760.42
  4. Step 4: Simplify right side
    17,628.06x = 205,255,313.34
  5. Step 5: Solve for x
    x = 205,255,313.34/17,628.06
  6. Step 6: Final answer
    x = 11,643.67

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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.