Home / 13,949.45-19,250.50-7,576.04

Finding the Fourth Proportional to 13,949.45, 19,250.50 and 7,576.04

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Solution

The fourth proportional to 13,949.45, 19,250.50 and 7,576.04 is: 10,455.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,949.45 : 19,250.50 = 7,576.04 : x
  2. Step 2: Convert to fraction form
    13,949.45/19,250.50 = 7,576.04/x
  3. Step 3: Cross multiply
    13,949.45x = 19,250.50 × 7,576.04
  4. Step 4: Simplify right side
    13,949.45x = 145,842,587.21
  5. Step 5: Solve for x
    x = 145,842,587.21/13,949.45
  6. Step 6: Final answer
    x = 10,455.08

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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.