Home / 30,592.09-42,216.82-17,163.05

Finding the Fourth Proportional to 30,592.09, 42,216.82 and 17,163.05

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Solution

The fourth proportional to 30,592.09, 42,216.82 and 17,163.05 is: 23,684.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,592.09 : 42,216.82 = 17,163.05 : x
  2. Step 2: Convert to fraction form
    30,592.09/42,216.82 = 17,163.05/x
  3. Step 3: Cross multiply
    30,592.09x = 42,216.82 × 17,163.05
  4. Step 4: Simplify right side
    30,592.09x = 724,569,455.14
  5. Step 5: Solve for x
    x = 724,569,455.14/30,592.09
  6. Step 6: Final answer
    x = 23,684.86

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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.