Home / 15,441.30-21,313.06-10,662.04

Finding the Fourth Proportional to 15,441.30, 21,313.06 and 10,662.04

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Solution

The fourth proportional to 15,441.30, 21,313.06 and 10,662.04 is: 14,716.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,441.30 : 21,313.06 = 10,662.04 : x
  2. Step 2: Convert to fraction form
    15,441.30/21,313.06 = 10,662.04/x
  3. Step 3: Cross multiply
    15,441.30x = 21,313.06 × 10,662.04
  4. Step 4: Simplify right side
    15,441.30x = 227,240,698.24
  5. Step 5: Solve for x
    x = 227,240,698.24/15,441.30
  6. Step 6: Final answer
    x = 14,716.42

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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.