Home / 30,170.44-41,635.65-16,559.61

Finding the Fourth Proportional to 30,170.44, 41,635.65 and 16,559.61

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Solution

The fourth proportional to 30,170.44, 41,635.65 and 16,559.61 is: 22,852.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,170.44 : 41,635.65 = 16,559.61 : x
  2. Step 2: Convert to fraction form
    30,170.44/41,635.65 = 16,559.61/x
  3. Step 3: Cross multiply
    30,170.44x = 41,635.65 × 16,559.61
  4. Step 4: Simplify right side
    30,170.44x = 689,470,126.10
  5. Step 5: Solve for x
    x = 689,470,126.10/30,170.44
  6. Step 6: Final answer
    x = 22,852.50

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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.