Home / 26,451.20-39,705.96-13,300.04

Finding the Fourth Proportional to 26,451.20, 39,705.96 and 13,300.04

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Solution

The fourth proportional to 26,451.20, 39,705.96 and 13,300.04 is: 19,964.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,451.20 : 39,705.96 = 13,300.04 : x
  2. Step 2: Convert to fraction form
    26,451.20/39,705.96 = 13,300.04/x
  3. Step 3: Cross multiply
    26,451.20x = 39,705.96 × 13,300.04
  4. Step 4: Simplify right side
    26,451.20x = 528,090,856.24
  5. Step 5: Solve for x
    x = 528,090,856.24/26,451.20
  6. Step 6: Final answer
    x = 19,964.72

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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.