Home / 30,089.25-41,524.60-18,152.34

Finding the Fourth Proportional to 30,089.25, 41,524.60 and 18,152.34

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Solution

The fourth proportional to 30,089.25, 41,524.60 and 18,152.34 is: 25,051.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,089.25 : 41,524.60 = 18,152.34 : x
  2. Step 2: Convert to fraction form
    30,089.25/41,524.60 = 18,152.34/x
  3. Step 3: Cross multiply
    30,089.25x = 41,524.60 × 18,152.34
  4. Step 4: Simplify right side
    30,089.25x = 753,768,702.94
  5. Step 5: Solve for x
    x = 753,768,702.94/30,089.25
  6. Step 6: Final answer
    x = 25,051.09

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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.