Home / 30,597.33-42,223.92-17,168.85

Finding the Fourth Proportional to 30,597.33, 42,223.92 and 17,168.85

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Solution

The fourth proportional to 30,597.33, 42,223.92 and 17,168.85 is: 23,692.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,597.33 : 42,223.92 = 17,168.85 : x
  2. Step 2: Convert to fraction form
    30,597.33/42,223.92 = 17,168.85/x
  3. Step 3: Cross multiply
    30,597.33x = 42,223.92 × 17,168.85
  4. Step 4: Simplify right side
    30,597.33x = 724,936,148.89
  5. Step 5: Solve for x
    x = 724,936,148.89/30,597.33
  6. Step 6: Final answer
    x = 23,692.79

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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.