Home / 30,381.36-41,926.14-16,951.83

Finding the Fourth Proportional to 30,381.36, 41,926.14 and 16,951.83

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Solution

The fourth proportional to 30,381.36, 41,926.14 and 16,951.83 is: 23,393.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,381.36 : 41,926.14 = 16,951.83 : x
  2. Step 2: Convert to fraction form
    30,381.36/41,926.14 = 16,951.83/x
  3. Step 3: Cross multiply
    30,381.36x = 41,926.14 × 16,951.83
  4. Step 4: Simplify right side
    30,381.36x = 710,724,797.84
  5. Step 5: Solve for x
    x = 710,724,797.84/30,381.36
  6. Step 6: Final answer
    x = 23,393.45

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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.