Home / 11,938.04-17,819.42-11,058.38

Finding the Fourth Proportional to 11,938.04, 17,819.42 and 11,058.38

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Solution

The fourth proportional to 11,938.04, 17,819.42 and 11,058.38 is: 16,506.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,938.04 : 17,819.42 = 11,058.38 : x
  2. Step 2: Convert to fraction form
    11,938.04/17,819.42 = 11,058.38/x
  3. Step 3: Cross multiply
    11,938.04x = 17,819.42 × 11,058.38
  4. Step 4: Simplify right side
    11,938.04x = 197,053,856.29
  5. Step 5: Solve for x
    x = 197,053,856.29/11,938.04
  6. Step 6: Final answer
    x = 16,506.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.