Home / 47,943.96-66,161.72-26,721.96

Finding the Fourth Proportional to 47,943.96, 66,161.72 and 26,721.96

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Solution

The fourth proportional to 47,943.96, 66,161.72 and 26,721.96 is: 36,875.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,943.96 : 66,161.72 = 26,721.96 : x
  2. Step 2: Convert to fraction form
    47,943.96/66,161.72 = 26,721.96/x
  3. Step 3: Cross multiply
    47,943.96x = 66,161.72 × 26,721.96
  4. Step 4: Simplify right side
    47,943.96x = 1,767,970,835.37
  5. Step 5: Solve for x
    x = 1,767,970,835.37/47,943.96
  6. Step 6: Final answer
    x = 36,875.78

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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.