Home / 19,560.12-26,992.62-11,176.44

Finding the Fourth Proportional to 19,560.12, 26,992.62 and 11,176.44

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Solution

The fourth proportional to 19,560.12, 26,992.62 and 11,176.44 is: 15,423.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,560.12 : 26,992.62 = 11,176.44 : x
  2. Step 2: Convert to fraction form
    19,560.12/26,992.62 = 11,176.44/x
  3. Step 3: Cross multiply
    19,560.12x = 26,992.62 × 11,176.44
  4. Step 4: Simplify right side
    19,560.12x = 301,681,397.87
  5. Step 5: Solve for x
    x = 301,681,397.87/19,560.12
  6. Step 6: Final answer
    x = 15,423.29

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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.