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Finding the Fourth Proportional to 22,719.64, 34,079.82 and 11,594.92

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Solution

The fourth proportional to 22,719.64, 34,079.82 and 11,594.92 is: 17,392.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,719.64 : 34,079.82 = 11,594.92 : x
  2. Step 2: Convert to fraction form
    22,719.64/34,079.82 = 11,594.92/x
  3. Step 3: Cross multiply
    22,719.64x = 34,079.82 × 11,594.92
  4. Step 4: Simplify right side
    22,719.64x = 395,152,786.51
  5. Step 5: Solve for x
    x = 395,152,786.51/22,719.64
  6. Step 6: Final answer
    x = 17,392.56

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.