Home / 30,328.84-41,856.24-16,904.44

Finding the Fourth Proportional to 30,328.84, 41,856.24 and 16,904.44

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Solution

The fourth proportional to 30,328.84, 41,856.24 and 16,904.44 is: 23,329.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,328.84 : 41,856.24 = 16,904.44 : x
  2. Step 2: Convert to fraction form
    30,328.84/41,856.24 = 16,904.44/x
  3. Step 3: Cross multiply
    30,328.84x = 41,856.24 × 16,904.44
  4. Step 4: Simplify right side
    30,328.84x = 707,556,297.71
  5. Step 5: Solve for x
    x = 707,556,297.71/30,328.84
  6. Step 6: Final answer
    x = 23,329.49

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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.