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Finding the Fourth Proportional to 17,353, 23,951.46 and 9,905.32

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Solution

The fourth proportional to 17,353, 23,951.46 and 9,905.32 is: 13,671.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,353 : 23,951.46 = 9,905.32 : x
  2. Step 2: Convert to fraction form
    17,353/23,951.46 = 9,905.32/x
  3. Step 3: Cross multiply
    17,353x = 23,951.46 × 9,905.32
  4. Step 4: Simplify right side
    17,353x = 237,246,875.77
  5. Step 5: Solve for x
    x = 237,246,875.77/17,353
  6. Step 6: Final answer
    x = 13,671.81

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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.