Home / 16,907.39-25,355.70-5,811.41

Finding the Fourth Proportional to 16,907.39, 25,355.70 and 5,811.41

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Solution

The fourth proportional to 16,907.39, 25,355.70 and 5,811.41 is: 8,715.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,907.39 : 25,355.70 = 5,811.41 : x
  2. Step 2: Convert to fraction form
    16,907.39/25,355.70 = 5,811.41/x
  3. Step 3: Cross multiply
    16,907.39x = 25,355.70 × 5,811.41
  4. Step 4: Simplify right side
    16,907.39x = 147,352,241.76
  5. Step 5: Solve for x
    x = 147,352,241.76/16,907.39
  6. Step 6: Final answer
    x = 8,715.26

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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.