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Finding the Fourth Proportional to 17,421.05, 24,040.64 and 9,463.10

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Solution

The fourth proportional to 17,421.05, 24,040.64 and 9,463.10 is: 13,058.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,421.05 : 24,040.64 = 9,463.10 : x
  2. Step 2: Convert to fraction form
    17,421.05/24,040.64 = 9,463.10/x
  3. Step 3: Cross multiply
    17,421.05x = 24,040.64 × 9,463.10
  4. Step 4: Simplify right side
    17,421.05x = 227,498,812.87
  5. Step 5: Solve for x
    x = 227,498,812.87/17,421.05
  6. Step 6: Final answer
    x = 13,058.85

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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.