Home / 19,076.12-26,323.62-10,691

Finding the Fourth Proportional to 19,076.12, 26,323.62 and 10,691

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Solution

The fourth proportional to 19,076.12, 26,323.62 and 10,691 is: 14,752.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,076.12 : 26,323.62 = 10,691 : x
  2. Step 2: Convert to fraction form
    19,076.12/26,323.62 = 10,691/x
  3. Step 3: Cross multiply
    19,076.12x = 26,323.62 × 10,691
  4. Step 4: Simplify right side
    19,076.12x = 281,425,767.97
  5. Step 5: Solve for x
    x = 281,425,767.97/19,076.12
  6. Step 6: Final answer
    x = 14,752.78

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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.