Home / 30,353.40-41,884.63-16,923.39

Finding the Fourth Proportional to 30,353.40, 41,884.63 and 16,923.39

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Solution

The fourth proportional to 30,353.40, 41,884.63 and 16,923.39 is: 23,352.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,353.40 : 41,884.63 = 16,923.39 : x
  2. Step 2: Convert to fraction form
    30,353.40/41,884.63 = 16,923.39/x
  3. Step 3: Cross multiply
    30,353.40x = 41,884.63 × 16,923.39
  4. Step 4: Simplify right side
    30,353.40x = 708,829,928.50
  5. Step 5: Solve for x
    x = 708,829,928.50/30,353.40
  6. Step 6: Final answer
    x = 23,352.57

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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.