Home / 13,925.35-19,110.43-13,826.94

Finding the Fourth Proportional to 13,925.35, 19,110.43 and 13,826.94

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Solution

The fourth proportional to 13,925.35, 19,110.43 and 13,826.94 is: 18,975.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,925.35 : 19,110.43 = 13,826.94 : x
  2. Step 2: Convert to fraction form
    13,925.35/19,110.43 = 13,826.94/x
  3. Step 3: Cross multiply
    13,925.35x = 19,110.43 × 13,826.94
  4. Step 4: Simplify right side
    13,925.35x = 264,238,768.98
  5. Step 5: Solve for x
    x = 264,238,768.98/13,925.35
  6. Step 6: Final answer
    x = 18,975.38

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.