Home / 17,632.75-26,457.72-7,770.79

Finding the Fourth Proportional to 17,632.75, 26,457.72 and 7,770.79

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Solution

The fourth proportional to 17,632.75, 26,457.72 and 7,770.79 is: 11,659.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,632.75 : 26,457.72 = 7,770.79 : x
  2. Step 2: Convert to fraction form
    17,632.75/26,457.72 = 7,770.79/x
  3. Step 3: Cross multiply
    17,632.75x = 26,457.72 × 7,770.79
  4. Step 4: Simplify right side
    17,632.75x = 205,597,386.00
  5. Step 5: Solve for x
    x = 205,597,386.00/17,632.75
  6. Step 6: Final answer
    x = 11,659.97

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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.