Home / 30,546.21-45,826.49-9,485.17

Finding the Fourth Proportional to 30,546.21, 45,826.49 and 9,485.17

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Solution

The fourth proportional to 30,546.21, 45,826.49 and 9,485.17 is: 14,229.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,546.21 : 45,826.49 = 9,485.17 : x
  2. Step 2: Convert to fraction form
    30,546.21/45,826.49 = 9,485.17/x
  3. Step 3: Cross multiply
    30,546.21x = 45,826.49 × 9,485.17
  4. Step 4: Simplify right side
    30,546.21x = 434,671,957.30
  5. Step 5: Solve for x
    x = 434,671,957.30/30,546.21
  6. Step 6: Final answer
    x = 14,229.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.