Home / 53,112.06-79,717.37-26,835.26

Finding the Fourth Proportional to 53,112.06, 79,717.37 and 26,835.26

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Solution

The fourth proportional to 53,112.06, 79,717.37 and 26,835.26 is: 40,277.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,112.06 : 79,717.37 = 26,835.26 : x
  2. Step 2: Convert to fraction form
    53,112.06/79,717.37 = 26,835.26/x
  3. Step 3: Cross multiply
    53,112.06x = 79,717.37 × 26,835.26
  4. Step 4: Simplify right side
    53,112.06x = 2,139,235,817.70
  5. Step 5: Solve for x
    x = 2,139,235,817.70/53,112.06
  6. Step 6: Final answer
    x = 40,277.78

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1.5x scale

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.