Home / 30,928.97-46,393.47-17,772.95

Finding the Fourth Proportional to 30,928.97, 46,393.47 and 17,772.95

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Solution

The fourth proportional to 30,928.97, 46,393.47 and 17,772.95 is: 26,659.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,928.97 : 46,393.47 = 17,772.95 : x
  2. Step 2: Convert to fraction form
    30,928.97/46,393.47 = 17,772.95/x
  3. Step 3: Cross multiply
    30,928.97x = 46,393.47 × 17,772.95
  4. Step 4: Simplify right side
    30,928.97x = 824,548,938.62
  5. Step 5: Solve for x
    x = 824,548,938.62/30,928.97
  6. Step 6: Final answer
    x = 26,659.44

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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.