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Finding the Fourth Proportional to 17,373.96, 23,975.70 and 9,415.88

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Solution

The fourth proportional to 17,373.96, 23,975.70 and 9,415.88 is: 12,993.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,373.96 : 23,975.70 = 9,415.88 : x
  2. Step 2: Convert to fraction form
    17,373.96/23,975.70 = 9,415.88/x
  3. Step 3: Cross multiply
    17,373.96x = 23,975.70 × 9,415.88
  4. Step 4: Simplify right side
    17,373.96x = 225,752,314.12
  5. Step 5: Solve for x
    x = 225,752,314.12/17,373.96
  6. Step 6: Final answer
    x = 12,993.72

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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.