Home / 17,486.06-26,231.68-6,390.16

Finding the Fourth Proportional to 17,486.06, 26,231.68 and 6,390.16

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Solution

The fourth proportional to 17,486.06, 26,231.68 and 6,390.16 is: 9,586.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,486.06 : 26,231.68 = 6,390.16 : x
  2. Step 2: Convert to fraction form
    17,486.06/26,231.68 = 6,390.16/x
  3. Step 3: Cross multiply
    17,486.06x = 26,231.68 × 6,390.16
  4. Step 4: Simplify right side
    17,486.06x = 167,624,632.27
  5. Step 5: Solve for x
    x = 167,624,632.27/17,486.06
  6. Step 6: Final answer
    x = 9,586.19

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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.