Home / 26,942.34-37,182.51-15,615.48

Finding the Fourth Proportional to 26,942.34, 37,182.51 and 15,615.48

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Solution

The fourth proportional to 26,942.34, 37,182.51 and 15,615.48 is: 21,550.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,942.34 : 37,182.51 = 15,615.48 : x
  2. Step 2: Convert to fraction form
    26,942.34/37,182.51 = 15,615.48/x
  3. Step 3: Cross multiply
    26,942.34x = 37,182.51 × 15,615.48
  4. Step 4: Simplify right side
    26,942.34x = 580,622,741.25
  5. Step 5: Solve for x
    x = 580,622,741.25/26,942.34
  6. Step 6: Final answer
    x = 21,550.57

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1.5x scale

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.