Home / 47,879.16-66,072.08-26,657.96

Finding the Fourth Proportional to 47,879.16, 66,072.08 and 26,657.96

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Solution

The fourth proportional to 47,879.16, 66,072.08 and 26,657.96 is: 36,787.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,879.16 : 66,072.08 = 26,657.96 : x
  2. Step 2: Convert to fraction form
    47,879.16/66,072.08 = 26,657.96/x
  3. Step 3: Cross multiply
    47,879.16x = 66,072.08 × 26,657.96
  4. Step 4: Simplify right side
    47,879.16x = 1,761,346,865.76
  5. Step 5: Solve for x
    x = 1,761,346,865.76/47,879.16
  6. Step 6: Final answer
    x = 36,787.34

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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.