Home / 33,890.79-50,818.87-19,855.32

Finding the Fourth Proportional to 33,890.79, 50,818.87 and 19,855.32

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Solution

The fourth proportional to 33,890.79, 50,818.87 and 19,855.32 is: 29,772.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,890.79 : 50,818.87 = 19,855.32 : x
  2. Step 2: Convert to fraction form
    33,890.79/50,818.87 = 19,855.32/x
  3. Step 3: Cross multiply
    33,890.79x = 50,818.87 × 19,855.32
  4. Step 4: Simplify right side
    33,890.79x = 1,009,024,925.89
  5. Step 5: Solve for x
    x = 1,009,024,925.89/33,890.79
  6. Step 6: Final answer
    x = 29,772.84

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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.