Home / 17,222.28-23,783.42-14,842.12

Finding the Fourth Proportional to 17,222.28, 23,783.42 and 14,842.12

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Solution

The fourth proportional to 17,222.28, 23,783.42 and 14,842.12 is: 20,496.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,222.28 : 23,783.42 = 14,842.12 : x
  2. Step 2: Convert to fraction form
    17,222.28/23,783.42 = 14,842.12/x
  3. Step 3: Cross multiply
    17,222.28x = 23,783.42 × 14,842.12
  4. Step 4: Simplify right side
    17,222.28x = 352,996,373.65
  5. Step 5: Solve for x
    x = 352,996,373.65/17,222.28
  6. Step 6: Final answer
    x = 20,496.49

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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.