Home / 17,220.09-23,765.35-10,049.42

Finding the Fourth Proportional to 17,220.09, 23,765.35 and 10,049.42

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Solution

The fourth proportional to 17,220.09, 23,765.35 and 10,049.42 is: 13,869.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,220.09 : 23,765.35 = 10,049.42 : x
  2. Step 2: Convert to fraction form
    17,220.09/23,765.35 = 10,049.42/x
  3. Step 3: Cross multiply
    17,220.09x = 23,765.35 × 10,049.42
  4. Step 4: Simplify right side
    17,220.09x = 238,827,983.60
  5. Step 5: Solve for x
    x = 238,827,983.60/17,220.09
  6. Step 6: Final answer
    x = 13,869.15

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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.