Home / 39,717.60-54,795.72-26,112.96

Finding the Fourth Proportional to 39,717.60, 54,795.72 and 26,112.96

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Solution

The fourth proportional to 39,717.60, 54,795.72 and 26,112.96 is: 36,026.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,717.60 : 54,795.72 = 26,112.96 : x
  2. Step 2: Convert to fraction form
    39,717.60/54,795.72 = 26,112.96/x
  3. Step 3: Cross multiply
    39,717.60x = 54,795.72 × 26,112.96
  4. Step 4: Simplify right side
    39,717.60x = 1,430,878,444.53
  5. Step 5: Solve for x
    x = 1,430,878,444.53/39,717.60
  6. Step 6: Final answer
    x = 36,026.31

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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.