Home / 47,872.31-66,063.78-26,656.58

Finding the Fourth Proportional to 47,872.31, 66,063.78 and 26,656.58

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Solution

The fourth proportional to 47,872.31, 66,063.78 and 26,656.58 is: 36,786.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,872.31 : 66,063.78 = 26,656.58 : x
  2. Step 2: Convert to fraction form
    47,872.31/66,063.78 = 26,656.58/x
  3. Step 3: Cross multiply
    47,872.31x = 66,063.78 × 26,656.58
  4. Step 4: Simplify right side
    47,872.31x = 1,761,034,106.35
  5. Step 5: Solve for x
    x = 1,761,034,106.35/47,872.31
  6. Step 6: Final answer
    x = 36,786.07

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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.