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Finding the Fourth Proportional to 17,420.90, 24,040.94 and 9,463.19

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Solution

The fourth proportional to 17,420.90, 24,040.94 and 9,463.19 is: 13,059.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,420.90 : 24,040.94 = 9,463.19 : x
  2. Step 2: Convert to fraction form
    17,420.90/24,040.94 = 9,463.19/x
  3. Step 3: Cross multiply
    17,420.90x = 24,040.94 × 9,463.19
  4. Step 4: Simplify right side
    17,420.90x = 227,503,815.48
  5. Step 5: Solve for x
    x = 227,503,815.48/17,420.90
  6. Step 6: Final answer
    x = 13,059.25

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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.