Home / 30,330.26-41,855.40-16,901.48

Finding the Fourth Proportional to 30,330.26, 41,855.40 and 16,901.48

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Solution

The fourth proportional to 30,330.26, 41,855.40 and 16,901.48 is: 23,323.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,330.26 : 41,855.40 = 16,901.48 : x
  2. Step 2: Convert to fraction form
    30,330.26/41,855.40 = 16,901.48/x
  3. Step 3: Cross multiply
    30,330.26x = 41,855.40 × 16,901.48
  4. Step 4: Simplify right side
    30,330.26x = 707,418,205.99
  5. Step 5: Solve for x
    x = 707,418,205.99/30,330.26
  6. Step 6: Final answer
    x = 23,323.84

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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.