Home / 13,448.24-20,186.88-10,196.84

Finding the Fourth Proportional to 13,448.24, 20,186.88 and 10,196.84

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Solution

The fourth proportional to 13,448.24, 20,186.88 and 10,196.84 is: 15,306.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,448.24 : 20,186.88 = 10,196.84 : x
  2. Step 2: Convert to fraction form
    13,448.24/20,186.88 = 10,196.84/x
  3. Step 3: Cross multiply
    13,448.24x = 20,186.88 × 10,196.84
  4. Step 4: Simplify right side
    13,448.24x = 205,842,385.46
  5. Step 5: Solve for x
    x = 205,842,385.46/13,448.24
  6. Step 6: Final answer
    x = 15,306.27

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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.