Home / 19,217.46-28,829.67-9,356.73

Finding the Fourth Proportional to 19,217.46, 28,829.67 and 9,356.73

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Solution

The fourth proportional to 19,217.46, 28,829.67 and 9,356.73 is: 14,036.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,217.46 : 28,829.67 = 9,356.73 : x
  2. Step 2: Convert to fraction form
    19,217.46/28,829.67 = 9,356.73/x
  3. Step 3: Cross multiply
    19,217.46x = 28,829.67 × 9,356.73
  4. Step 4: Simplify right side
    19,217.46x = 269,751,438.18
  5. Step 5: Solve for x
    x = 269,751,438.18/19,217.46
  6. Step 6: Final answer
    x = 14,036.79

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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.