Home / 42,793.06-64,203.26-17,835.74

Finding the Fourth Proportional to 42,793.06, 64,203.26 and 17,835.74

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Solution

The fourth proportional to 42,793.06, 64,203.26 and 17,835.74 is: 26,759.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,793.06 : 64,203.26 = 17,835.74 : x
  2. Step 2: Convert to fraction form
    42,793.06/64,203.26 = 17,835.74/x
  3. Step 3: Cross multiply
    42,793.06x = 64,203.26 × 17,835.74
  4. Step 4: Simplify right side
    42,793.06x = 1,145,112,894.39
  5. Step 5: Solve for x
    x = 1,145,112,894.39/42,793.06
  6. Step 6: Final answer
    x = 26,759.31

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.