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Finding the Fourth Proportional to 17,209.86, 23,750.01 and 9,656.94

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Solution

The fourth proportional to 17,209.86, 23,750.01 and 9,656.94 is: 13,326.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,209.86 : 23,750.01 = 9,656.94 : x
  2. Step 2: Convert to fraction form
    17,209.86/23,750.01 = 9,656.94/x
  3. Step 3: Cross multiply
    17,209.86x = 23,750.01 × 9,656.94
  4. Step 4: Simplify right side
    17,209.86x = 229,352,421.57
  5. Step 5: Solve for x
    x = 229,352,421.57/17,209.86
  6. Step 6: Final answer
    x = 13,326.80

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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.