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Finding the Fourth Proportional to 15,994.30, 23,962.73 and 9,416.90

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Solution

The fourth proportional to 15,994.30, 23,962.73 and 9,416.90 is: 14,108.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,994.30 : 23,962.73 = 9,416.90 : x
  2. Step 2: Convert to fraction form
    15,994.30/23,962.73 = 9,416.90/x
  3. Step 3: Cross multiply
    15,994.30x = 23,962.73 × 9,416.90
  4. Step 4: Simplify right side
    15,994.30x = 225,654,632.14
  5. Step 5: Solve for x
    x = 225,654,632.14/15,994.30
  6. Step 6: Final answer
    x = 14,108.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.