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Finding the Fourth Proportional to 33,374.96, 50,071.12 and 12,598.64

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Solution

The fourth proportional to 33,374.96, 50,071.12 and 12,598.64 is: 18,901.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,374.96 : 50,071.12 = 12,598.64 : x
  2. Step 2: Convert to fraction form
    33,374.96/50,071.12 = 12,598.64/x
  3. Step 3: Cross multiply
    33,374.96x = 50,071.12 × 12,598.64
  4. Step 4: Simplify right side
    33,374.96x = 630,828,015.28
  5. Step 5: Solve for x
    x = 630,828,015.28/33,374.96
  6. Step 6: Final answer
    x = 18,901.24

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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.