Home / 22,292.42-30,764.48-12,733.88

Finding the Fourth Proportional to 22,292.42, 30,764.48 and 12,733.88

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Solution

The fourth proportional to 22,292.42, 30,764.48 and 12,733.88 is: 17,573.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,292.42 : 30,764.48 = 12,733.88 : x
  2. Step 2: Convert to fraction form
    22,292.42/30,764.48 = 12,733.88/x
  3. Step 3: Cross multiply
    22,292.42x = 30,764.48 × 12,733.88
  4. Step 4: Simplify right side
    22,292.42x = 391,750,979.09
  5. Step 5: Solve for x
    x = 391,750,979.09/22,292.42
  6. Step 6: Final answer
    x = 17,573.29

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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.