Home / 26,271.55-39,405.87-8,501.86

Finding the Fourth Proportional to 26,271.55, 39,405.87 and 8,501.86

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Solution

The fourth proportional to 26,271.55, 39,405.87 and 8,501.86 is: 12,752.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,271.55 : 39,405.87 = 8,501.86 : x
  2. Step 2: Convert to fraction form
    26,271.55/39,405.87 = 8,501.86/x
  3. Step 3: Cross multiply
    26,271.55x = 39,405.87 × 8,501.86
  4. Step 4: Simplify right side
    26,271.55x = 335,023,189.92
  5. Step 5: Solve for x
    x = 335,023,189.92/26,271.55
  6. Step 6: Final answer
    x = 12,752.32

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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.