Home / 25,129.80-37,694.70-16,272.45

Finding the Fourth Proportional to 25,129.80, 37,694.70 and 16,272.45

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Solution

The fourth proportional to 25,129.80, 37,694.70 and 16,272.45 is: 24,408.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,129.80 : 37,694.70 = 16,272.45 : x
  2. Step 2: Convert to fraction form
    25,129.80/37,694.70 = 16,272.45/x
  3. Step 3: Cross multiply
    25,129.80x = 37,694.70 × 16,272.45
  4. Step 4: Simplify right side
    25,129.80x = 613,385,121.02
  5. Step 5: Solve for x
    x = 613,385,121.02/25,129.80
  6. Step 6: Final answer
    x = 24,408.68

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.