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Finding the Fourth Proportional to 45,481.32, 62,764.32 and 26,364.78

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Solution

The fourth proportional to 45,481.32, 62,764.32 and 26,364.78 is: 36,383.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,481.32 : 62,764.32 = 26,364.78 : x
  2. Step 2: Convert to fraction form
    45,481.32/62,764.32 = 26,364.78/x
  3. Step 3: Cross multiply
    45,481.32x = 62,764.32 × 26,364.78
  4. Step 4: Simplify right side
    45,481.32x = 1,654,767,488.65
  5. Step 5: Solve for x
    x = 1,654,767,488.65/45,481.32
  6. Step 6: Final answer
    x = 36,383.45

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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.