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Finding the Fourth Proportional to 17,202.47, 23,740.02 and 9,648.81

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Solution

The fourth proportional to 17,202.47, 23,740.02 and 9,648.81 is: 13,315.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,202.47 : 23,740.02 = 9,648.81 : x
  2. Step 2: Convert to fraction form
    17,202.47/23,740.02 = 9,648.81/x
  3. Step 3: Cross multiply
    17,202.47x = 23,740.02 × 9,648.81
  4. Step 4: Simplify right side
    17,202.47x = 229,062,942.38
  5. Step 5: Solve for x
    x = 229,062,942.38/17,202.47
  6. Step 6: Final answer
    x = 13,315.70

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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.