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Finding the Fourth Proportional to 16,710.94, 25,066.41 and 7,941.07

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Solution

The fourth proportional to 16,710.94, 25,066.41 and 7,941.07 is: 11,911.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,710.94 : 25,066.41 = 7,941.07 : x
  2. Step 2: Convert to fraction form
    16,710.94/25,066.41 = 7,941.07/x
  3. Step 3: Cross multiply
    16,710.94x = 25,066.41 × 7,941.07
  4. Step 4: Simplify right side
    16,710.94x = 199,054,116.46
  5. Step 5: Solve for x
    x = 199,054,116.46/16,710.94
  6. Step 6: Final answer
    x = 11,911.61

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Similar ratio
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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.