Home / 13,925.82-19,207.76-8,548.53

Finding the Fourth Proportional to 13,925.82, 19,207.76 and 8,548.53

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Solution

The fourth proportional to 13,925.82, 19,207.76 and 8,548.53 is: 11,790.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,925.82 : 19,207.76 = 8,548.53 : x
  2. Step 2: Convert to fraction form
    13,925.82/19,207.76 = 8,548.53/x
  3. Step 3: Cross multiply
    13,925.82x = 19,207.76 × 8,548.53
  4. Step 4: Simplify right side
    13,925.82x = 164,198,112.59
  5. Step 5: Solve for x
    x = 164,198,112.59/13,925.82
  6. Step 6: Final answer
    x = 11,790.91

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.