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Finding the Fourth Proportional to 17,673.80, 24,389.44 and 9,607.28

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Solution

The fourth proportional to 17,673.80, 24,389.44 and 9,607.28 is: 13,257.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,673.80 : 24,389.44 = 9,607.28 : x
  2. Step 2: Convert to fraction form
    17,673.80/24,389.44 = 9,607.28/x
  3. Step 3: Cross multiply
    17,673.80x = 24,389.44 × 9,607.28
  4. Step 4: Simplify right side
    17,673.80x = 234,316,179.12
  5. Step 5: Solve for x
    x = 234,316,179.12/17,673.80
  6. Step 6: Final answer
    x = 13,257.83

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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.