Home / 30,072.78-41,503.52-17,326.48

Finding the Fourth Proportional to 30,072.78, 41,503.52 and 17,326.48

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Solution

The fourth proportional to 30,072.78, 41,503.52 and 17,326.48 is: 23,912.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,072.78 : 41,503.52 = 17,326.48 : x
  2. Step 2: Convert to fraction form
    30,072.78/41,503.52 = 17,326.48/x
  3. Step 3: Cross multiply
    30,072.78x = 41,503.52 × 17,326.48
  4. Step 4: Simplify right side
    30,072.78x = 719,109,909.21
  5. Step 5: Solve for x
    x = 719,109,909.21/30,072.78
  6. Step 6: Final answer
    x = 23,912.32

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.