Home / 25,671.98-38,491.36-16,880.24

Finding the Fourth Proportional to 25,671.98, 38,491.36 and 16,880.24

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Solution

The fourth proportional to 25,671.98, 38,491.36 and 16,880.24 is: 25,309.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,671.98 : 38,491.36 = 16,880.24 : x
  2. Step 2: Convert to fraction form
    25,671.98/38,491.36 = 16,880.24/x
  3. Step 3: Cross multiply
    25,671.98x = 38,491.36 × 16,880.24
  4. Step 4: Simplify right side
    25,671.98x = 649,743,394.73
  5. Step 5: Solve for x
    x = 649,743,394.73/25,671.98
  6. Step 6: Final answer
    x = 25,309.44

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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.