Home / 30,325.84-41,849.11-16,896.81

Finding the Fourth Proportional to 30,325.84, 41,849.11 and 16,896.81

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Solution

The fourth proportional to 30,325.84, 41,849.11 and 16,896.81 is: 23,317.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,325.84 : 41,849.11 = 16,896.81 : x
  2. Step 2: Convert to fraction form
    30,325.84/41,849.11 = 16,896.81/x
  3. Step 3: Cross multiply
    30,325.84x = 41,849.11 × 16,896.81
  4. Step 4: Simplify right side
    30,325.84x = 707,116,271.23
  5. Step 5: Solve for x
    x = 707,116,271.23/30,325.84
  6. Step 6: Final answer
    x = 23,317.29

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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.