Home / 13,080.46-18,041.22-9,250.50

Finding the Fourth Proportional to 13,080.46, 18,041.22 and 9,250.50

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Solution

The fourth proportional to 13,080.46, 18,041.22 and 9,250.50 is: 12,758.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,080.46 : 18,041.22 = 9,250.50 : x
  2. Step 2: Convert to fraction form
    13,080.46/18,041.22 = 9,250.50/x
  3. Step 3: Cross multiply
    13,080.46x = 18,041.22 × 9,250.50
  4. Step 4: Simplify right side
    13,080.46x = 166,890,305.61
  5. Step 5: Solve for x
    x = 166,890,305.61/13,080.46
  6. Step 6: Final answer
    x = 12,758.75

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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.