Home / 19,560.04-26,992.38-11,176

Finding the Fourth Proportional to 19,560.04, 26,992.38 and 11,176

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Solution

The fourth proportional to 19,560.04, 26,992.38 and 11,176 is: 15,422.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,560.04 : 26,992.38 = 11,176 : x
  2. Step 2: Convert to fraction form
    19,560.04/26,992.38 = 11,176/x
  3. Step 3: Cross multiply
    19,560.04x = 26,992.38 × 11,176
  4. Step 4: Simplify right side
    19,560.04x = 301,666,838.88
  5. Step 5: Solve for x
    x = 301,666,838.88/19,560.04
  6. Step 6: Final answer
    x = 15,422.61

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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.