Home / 14,045.24-19,382.46-7,757.64

Finding the Fourth Proportional to 14,045.24, 19,382.46 and 7,757.64

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Solution

The fourth proportional to 14,045.24, 19,382.46 and 7,757.64 is: 10,705.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,045.24 : 19,382.46 = 7,757.64 : x
  2. Step 2: Convert to fraction form
    14,045.24/19,382.46 = 7,757.64/x
  3. Step 3: Cross multiply
    14,045.24x = 19,382.46 × 7,757.64
  4. Step 4: Simplify right side
    14,045.24x = 150,362,146.99
  5. Step 5: Solve for x
    x = 150,362,146.99/14,045.24
  6. Step 6: Final answer
    x = 10,705.56

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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.