Home / 26,003.76-39,009.48-8,467.92

Finding the Fourth Proportional to 26,003.76, 39,009.48 and 8,467.92

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Solution

The fourth proportional to 26,003.76, 39,009.48 and 8,467.92 is: 12,703.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,003.76 : 39,009.48 = 8,467.92 : x
  2. Step 2: Convert to fraction form
    26,003.76/39,009.48 = 8,467.92/x
  3. Step 3: Cross multiply
    26,003.76x = 39,009.48 × 8,467.92
  4. Step 4: Simplify right side
    26,003.76x = 330,329,155.88
  5. Step 5: Solve for x
    x = 330,329,155.88/26,003.76
  6. Step 6: Final answer
    x = 12,703.13

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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.