Home / 17,087.81-25,633.75-7,225.79

Finding the Fourth Proportional to 17,087.81, 25,633.75 and 7,225.79

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Solution

The fourth proportional to 17,087.81, 25,633.75 and 7,225.79 is: 10,839.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,087.81 : 25,633.75 = 7,225.79 : x
  2. Step 2: Convert to fraction form
    17,087.81/25,633.75 = 7,225.79/x
  3. Step 3: Cross multiply
    17,087.81x = 25,633.75 × 7,225.79
  4. Step 4: Simplify right side
    17,087.81x = 185,223,948.18
  5. Step 5: Solve for x
    x = 185,223,948.18/17,087.81
  6. Step 6: Final answer
    x = 10,839.54

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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.