Home / 30,301.83-41,817.75-16,872.23

Finding the Fourth Proportional to 30,301.83, 41,817.75 and 16,872.23

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Solution

The fourth proportional to 30,301.83, 41,817.75 and 16,872.23 is: 23,284.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,301.83 : 41,817.75 = 16,872.23 : x
  2. Step 2: Convert to fraction form
    30,301.83/41,817.75 = 16,872.23/x
  3. Step 3: Cross multiply
    30,301.83x = 41,817.75 × 16,872.23
  4. Step 4: Simplify right side
    30,301.83x = 705,558,486.99
  5. Step 5: Solve for x
    x = 705,558,486.99/30,301.83
  6. Step 6: Final answer
    x = 23,284.36

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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.