Home / 20,357.46-30,536.57-6,317.94

Finding the Fourth Proportional to 20,357.46, 30,536.57 and 6,317.94

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Solution

The fourth proportional to 20,357.46, 30,536.57 and 6,317.94 is: 9,477.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,357.46 : 30,536.57 = 6,317.94 : x
  2. Step 2: Convert to fraction form
    20,357.46/30,536.57 = 6,317.94/x
  3. Step 3: Cross multiply
    20,357.46x = 30,536.57 × 6,317.94
  4. Step 4: Simplify right side
    20,357.46x = 192,928,347.37
  5. Step 5: Solve for x
    x = 192,928,347.37/20,357.46
  6. Step 6: Final answer
    x = 9,477.03

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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.