Home / 13,596.24-18,763.10-7,628.34

Finding the Fourth Proportional to 13,596.24, 18,763.10 and 7,628.34

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Solution

The fourth proportional to 13,596.24, 18,763.10 and 7,628.34 is: 10,527.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,596.24 : 18,763.10 = 7,628.34 : x
  2. Step 2: Convert to fraction form
    13,596.24/18,763.10 = 7,628.34/x
  3. Step 3: Cross multiply
    13,596.24x = 18,763.10 × 7,628.34
  4. Step 4: Simplify right side
    13,596.24x = 143,131,306.25
  5. Step 5: Solve for x
    x = 143,131,306.25/13,596.24
  6. Step 6: Final answer
    x = 10,527.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.