Home / 30,314.58-41,833.89-16,885.68

Finding the Fourth Proportional to 30,314.58, 41,833.89 and 16,885.68

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Solution

The fourth proportional to 30,314.58, 41,833.89 and 16,885.68 is: 23,302.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,314.58 : 41,833.89 = 16,885.68 : x
  2. Step 2: Convert to fraction form
    30,314.58/41,833.89 = 16,885.68/x
  3. Step 3: Cross multiply
    30,314.58x = 41,833.89 × 16,885.68
  4. Step 4: Simplify right side
    30,314.58x = 706,393,679.70
  5. Step 5: Solve for x
    x = 706,393,679.70/30,314.58
  6. Step 6: Final answer
    x = 23,302.11

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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.