Home / 19,012.54-28,477.24-9,636.46

Finding the Fourth Proportional to 19,012.54, 28,477.24 and 9,636.46

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Solution

The fourth proportional to 19,012.54, 28,477.24 and 9,636.46 is: 14,433.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,012.54 : 28,477.24 = 9,636.46 : x
  2. Step 2: Convert to fraction form
    19,012.54/28,477.24 = 9,636.46/x
  3. Step 3: Cross multiply
    19,012.54x = 28,477.24 × 9,636.46
  4. Step 4: Simplify right side
    19,012.54x = 274,419,784.17
  5. Step 5: Solve for x
    x = 274,419,784.17/19,012.54
  6. Step 6: Final answer
    x = 14,433.62

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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.