Home / 14,083.20-19,435.32-7,795.62

Finding the Fourth Proportional to 14,083.20, 19,435.32 and 7,795.62

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Solution

The fourth proportional to 14,083.20, 19,435.32 and 7,795.62 is: 10,758.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,083.20 : 19,435.32 = 7,795.62 : x
  2. Step 2: Convert to fraction form
    14,083.20/19,435.32 = 7,795.62/x
  3. Step 3: Cross multiply
    14,083.20x = 19,435.32 × 7,795.62
  4. Step 4: Simplify right side
    14,083.20x = 151,510,369.30
  5. Step 5: Solve for x
    x = 151,510,369.30/14,083.20
  6. Step 6: Final answer
    x = 10,758.23

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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.