Home / 18,926.34-26,118.09-10,542.84

Finding the Fourth Proportional to 18,926.34, 26,118.09 and 10,542.84

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Solution

The fourth proportional to 18,926.34, 26,118.09 and 10,542.84 is: 14,548.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,926.34 : 26,118.09 = 10,542.84 : x
  2. Step 2: Convert to fraction form
    18,926.34/26,118.09 = 10,542.84/x
  3. Step 3: Cross multiply
    18,926.34x = 26,118.09 × 10,542.84
  4. Step 4: Simplify right side
    18,926.34x = 275,358,843.98
  5. Step 5: Solve for x
    x = 275,358,843.98/18,926.34
  6. Step 6: Final answer
    x = 14,548.97

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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.