Home / 26,720.24-40,086.12-8,001.76

Finding the Fourth Proportional to 26,720.24, 40,086.12 and 8,001.76

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Solution

The fourth proportional to 26,720.24, 40,086.12 and 8,001.76 is: 12,004.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,720.24 : 40,086.12 = 8,001.76 : x
  2. Step 2: Convert to fraction form
    26,720.24/40,086.12 = 8,001.76/x
  3. Step 3: Cross multiply
    26,720.24x = 40,086.12 × 8,001.76
  4. Step 4: Simplify right side
    26,720.24x = 320,759,511.57
  5. Step 5: Solve for x
    x = 320,759,511.57/26,720.24
  6. Step 6: Final answer
    x = 12,004.36

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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.