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Finding the Fourth Proportional to 17,393.65, 24,003.36 and 9,435.87

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Solution

The fourth proportional to 17,393.65, 24,003.36 and 9,435.87 is: 13,021.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,393.65 : 24,003.36 = 9,435.87 : x
  2. Step 2: Convert to fraction form
    17,393.65/24,003.36 = 9,435.87/x
  3. Step 3: Cross multiply
    17,393.65x = 24,003.36 × 9,435.87
  4. Step 4: Simplify right side
    17,393.65x = 226,492,584.52
  5. Step 5: Solve for x
    x = 226,492,584.52/17,393.65
  6. Step 6: Final answer
    x = 13,021.57

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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.