Home / 30,228.95-41,709.51-16,797.39

Finding the Fourth Proportional to 30,228.95, 41,709.51 and 16,797.39

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Solution

The fourth proportional to 30,228.95, 41,709.51 and 16,797.39 is: 23,176.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,228.95 : 41,709.51 = 16,797.39 : x
  2. Step 2: Convert to fraction form
    30,228.95/41,709.51 = 16,797.39/x
  3. Step 3: Cross multiply
    30,228.95x = 41,709.51 × 16,797.39
  4. Step 4: Simplify right side
    30,228.95x = 700,610,906.18
  5. Step 5: Solve for x
    x = 700,610,906.18/30,228.95
  6. Step 6: Final answer
    x = 23,176.82

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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.