Home / 29,834.84-41,172.20-16,405.77

Finding the Fourth Proportional to 29,834.84, 41,172.20 and 16,405.77

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Solution

The fourth proportional to 29,834.84, 41,172.20 and 16,405.77 is: 22,640.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,834.84 : 41,172.20 = 16,405.77 : x
  2. Step 2: Convert to fraction form
    29,834.84/41,172.20 = 16,405.77/x
  3. Step 3: Cross multiply
    29,834.84x = 41,172.20 × 16,405.77
  4. Step 4: Simplify right side
    29,834.84x = 675,461,561.57
  5. Step 5: Solve for x
    x = 675,461,561.57/29,834.84
  6. Step 6: Final answer
    x = 22,640.03

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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.