Home / 25,645.88-35,396.98-16,212.60

Finding the Fourth Proportional to 25,645.88, 35,396.98 and 16,212.60

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Solution

The fourth proportional to 25,645.88, 35,396.98 and 16,212.60 is: 22,376.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,645.88 : 35,396.98 = 16,212.60 : x
  2. Step 2: Convert to fraction form
    25,645.88/35,396.98 = 16,212.60/x
  3. Step 3: Cross multiply
    25,645.88x = 35,396.98 × 16,212.60
  4. Step 4: Simplify right side
    25,645.88x = 573,877,077.95
  5. Step 5: Solve for x
    x = 573,877,077.95/25,645.88
  6. Step 6: Final answer
    x = 22,376.97

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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.