Home / 19,078.96-26,329-10,695.44

Finding the Fourth Proportional to 19,078.96, 26,329 and 10,695.44

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Solution

The fourth proportional to 19,078.96, 26,329 and 10,695.44 is: 14,759.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,078.96 : 26,329 = 10,695.44 : x
  2. Step 2: Convert to fraction form
    19,078.96/26,329 = 10,695.44/x
  3. Step 3: Cross multiply
    19,078.96x = 26,329 × 10,695.44
  4. Step 4: Simplify right side
    19,078.96x = 281,600,239.76
  5. Step 5: Solve for x
    x = 281,600,239.76/19,078.96
  6. Step 6: Final answer
    x = 14,759.73

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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.