Home / 14,253.17-19,670.24-7,965.54

Finding the Fourth Proportional to 14,253.17, 19,670.24 and 7,965.54

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Solution

The fourth proportional to 14,253.17, 19,670.24 and 7,965.54 is: 10,992.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,253.17 : 19,670.24 = 7,965.54 : x
  2. Step 2: Convert to fraction form
    14,253.17/19,670.24 = 7,965.54/x
  3. Step 3: Cross multiply
    14,253.17x = 19,670.24 × 7,965.54
  4. Step 4: Simplify right side
    14,253.17x = 156,684,103.44
  5. Step 5: Solve for x
    x = 156,684,103.44/14,253.17
  6. Step 6: Final answer
    x = 10,992.93

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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.