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Finding the Fourth Proportional to 17,389.48, 24,000.34 and 9,839.16

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Solution

The fourth proportional to 17,389.48, 24,000.34 and 9,839.16 is: 13,579.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,389.48 : 24,000.34 = 9,839.16 : x
  2. Step 2: Convert to fraction form
    17,389.48/24,000.34 = 9,839.16/x
  3. Step 3: Cross multiply
    17,389.48x = 24,000.34 × 9,839.16
  4. Step 4: Simplify right side
    17,389.48x = 236,143,185.31
  5. Step 5: Solve for x
    x = 236,143,185.31/17,389.48
  6. Step 6: Final answer
    x = 13,579.66

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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.