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Finding the Fourth Proportional to 17,415.78, 24,033.06 and 9,457.80

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Solution

The fourth proportional to 17,415.78, 24,033.06 and 9,457.80 is: 13,051.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,415.78 : 24,033.06 = 9,457.80 : x
  2. Step 2: Convert to fraction form
    17,415.78/24,033.06 = 9,457.80/x
  3. Step 3: Cross multiply
    17,415.78x = 24,033.06 × 9,457.80
  4. Step 4: Simplify right side
    17,415.78x = 227,299,874.87
  5. Step 5: Solve for x
    x = 227,299,874.87/17,415.78
  6. Step 6: Final answer
    x = 13,051.37

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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.