Home / 19,270.64-28,907.22-5,942

Finding the Fourth Proportional to 19,270.64, 28,907.22 and 5,942

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Solution

The fourth proportional to 19,270.64, 28,907.22 and 5,942 is: 8,913.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,270.64 : 28,907.22 = 5,942 : x
  2. Step 2: Convert to fraction form
    19,270.64/28,907.22 = 5,942/x
  3. Step 3: Cross multiply
    19,270.64x = 28,907.22 × 5,942
  4. Step 4: Simplify right side
    19,270.64x = 171,766,701.24
  5. Step 5: Solve for x
    x = 171,766,701.24/19,270.64
  6. Step 6: Final answer
    x = 8,913.39

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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.