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Finding the Fourth Proportional to 17,245.36, 23,798.03 and 9,691.50

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Solution

The fourth proportional to 17,245.36, 23,798.03 and 9,691.50 is: 13,373.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,245.36 : 23,798.03 = 9,691.50 : x
  2. Step 2: Convert to fraction form
    17,245.36/23,798.03 = 9,691.50/x
  3. Step 3: Cross multiply
    17,245.36x = 23,798.03 × 9,691.50
  4. Step 4: Simplify right side
    17,245.36x = 230,638,607.75
  5. Step 5: Solve for x
    x = 230,638,607.75/17,245.36
  6. Step 6: Final answer
    x = 13,373.95

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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.