Home / 30,072.98-41,505.11-17,323.68

Finding the Fourth Proportional to 30,072.98, 41,505.11 and 17,323.68

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Solution

The fourth proportional to 30,072.98, 41,505.11 and 17,323.68 is: 23,909.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,072.98 : 41,505.11 = 17,323.68 : x
  2. Step 2: Convert to fraction form
    30,072.98/41,505.11 = 17,323.68/x
  3. Step 3: Cross multiply
    30,072.98x = 41,505.11 × 17,323.68
  4. Step 4: Simplify right side
    30,072.98x = 719,021,157.39
  5. Step 5: Solve for x
    x = 719,021,157.39/30,072.98
  6. Step 6: Final answer
    x = 23,909.21

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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.