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Finding the Fourth Proportional to 21,967.60, 32,893.80 and 16,092.40

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Solution

The fourth proportional to 21,967.60, 32,893.80 and 16,092.40 is: 24,096.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,967.60 : 32,893.80 = 16,092.40 : x
  2. Step 2: Convert to fraction form
    21,967.60/32,893.80 = 16,092.40/x
  3. Step 3: Cross multiply
    21,967.60x = 32,893.80 × 16,092.40
  4. Step 4: Simplify right side
    21,967.60x = 529,340,187.12
  5. Step 5: Solve for x
    x = 529,340,187.12/21,967.60
  6. Step 6: Final answer
    x = 24,096.41

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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.