Home / 26,116.24-39,171.30-8,581.76

Finding the Fourth Proportional to 26,116.24, 39,171.30 and 8,581.76

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Solution

The fourth proportional to 26,116.24, 39,171.30 and 8,581.76 is: 12,871.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,116.24 : 39,171.30 = 8,581.76 : x
  2. Step 2: Convert to fraction form
    26,116.24/39,171.30 = 8,581.76/x
  3. Step 3: Cross multiply
    26,116.24x = 39,171.30 × 8,581.76
  4. Step 4: Simplify right side
    26,116.24x = 336,158,695.49
  5. Step 5: Solve for x
    x = 336,158,695.49/26,116.24
  6. Step 6: Final answer
    x = 12,871.63

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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.