Home / 25,511.76-38,260.71-16,137.69

Finding the Fourth Proportional to 25,511.76, 38,260.71 and 16,137.69

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Solution

The fourth proportional to 25,511.76, 38,260.71 and 16,137.69 is: 24,202.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,511.76 : 38,260.71 = 16,137.69 : x
  2. Step 2: Convert to fraction form
    25,511.76/38,260.71 = 16,137.69/x
  3. Step 3: Cross multiply
    25,511.76x = 38,260.71 × 16,137.69
  4. Step 4: Simplify right side
    25,511.76x = 617,439,477.16
  5. Step 5: Solve for x
    x = 617,439,477.16/25,511.76
  6. Step 6: Final answer
    x = 24,202.15

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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.