Home / 26,267.44-36,212.52-20,668.72

Finding the Fourth Proportional to 26,267.44, 36,212.52 and 20,668.72

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Solution

The fourth proportional to 26,267.44, 36,212.52 and 20,668.72 is: 28,494.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,267.44 : 36,212.52 = 20,668.72 : x
  2. Step 2: Convert to fraction form
    26,267.44/36,212.52 = 20,668.72/x
  3. Step 3: Cross multiply
    26,267.44x = 36,212.52 × 20,668.72
  4. Step 4: Simplify right side
    26,267.44x = 748,466,436.37
  5. Step 5: Solve for x
    x = 748,466,436.37/26,267.44
  6. Step 6: Final answer
    x = 28,494.08

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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.