Home / 26,011.37-39,023.19-8,481.20

Finding the Fourth Proportional to 26,011.37, 39,023.19 and 8,481.20

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Solution

The fourth proportional to 26,011.37, 39,023.19 and 8,481.20 is: 12,723.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,011.37 : 39,023.19 = 8,481.20 : x
  2. Step 2: Convert to fraction form
    26,011.37/39,023.19 = 8,481.20/x
  3. Step 3: Cross multiply
    26,011.37x = 39,023.19 × 8,481.20
  4. Step 4: Simplify right side
    26,011.37x = 330,963,283.91
  5. Step 5: Solve for x
    x = 330,963,283.91/26,011.37
  6. Step 6: Final answer
    x = 12,723.80

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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.