Home / 13,011.45-19,496.73-10,057.13

Finding the Fourth Proportional to 13,011.45, 19,496.73 and 10,057.13

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Solution

The fourth proportional to 13,011.45, 19,496.73 and 10,057.13 is: 15,069.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,011.45 : 19,496.73 = 10,057.13 : x
  2. Step 2: Convert to fraction form
    13,011.45/19,496.73 = 10,057.13/x
  3. Step 3: Cross multiply
    13,011.45x = 19,496.73 × 10,057.13
  4. Step 4: Simplify right side
    13,011.45x = 196,081,050.70
  5. Step 5: Solve for x
    x = 196,081,050.70/13,011.45
  6. Step 6: Final answer
    x = 15,069.88

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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.