Home / 26,530.46-39,792.65-9,891.03

Finding the Fourth Proportional to 26,530.46, 39,792.65 and 9,891.03

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Solution

The fourth proportional to 26,530.46, 39,792.65 and 9,891.03 is: 14,835.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,530.46 : 39,792.65 = 9,891.03 : x
  2. Step 2: Convert to fraction form
    26,530.46/39,792.65 = 9,891.03/x
  3. Step 3: Cross multiply
    26,530.46x = 39,792.65 × 9,891.03
  4. Step 4: Simplify right side
    26,530.46x = 393,590,245.47
  5. Step 5: Solve for x
    x = 393,590,245.47/26,530.46
  6. Step 6: Final answer
    x = 14,835.41

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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.