Home / 12,925.88-19,385.27-3,563.70

Finding the Fourth Proportional to 12,925.88, 19,385.27 and 3,563.70

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Solution

The fourth proportional to 12,925.88, 19,385.27 and 3,563.70 is: 5,344.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,925.88 : 19,385.27 = 3,563.70 : x
  2. Step 2: Convert to fraction form
    12,925.88/19,385.27 = 3,563.70/x
  3. Step 3: Cross multiply
    12,925.88x = 19,385.27 × 3,563.70
  4. Step 4: Simplify right side
    12,925.88x = 69,083,286.70
  5. Step 5: Solve for x
    x = 69,083,286.70/12,925.88
  6. Step 6: Final answer
    x = 5,344.57

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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.