Home / 26,762.49-40,151.84-8,991.09

Finding the Fourth Proportional to 26,762.49, 40,151.84 and 8,991.09

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Solution

The fourth proportional to 26,762.49, 40,151.84 and 8,991.09 is: 13,489.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,762.49 : 40,151.84 = 8,991.09 : x
  2. Step 2: Convert to fraction form
    26,762.49/40,151.84 = 8,991.09/x
  3. Step 3: Cross multiply
    26,762.49x = 40,151.84 × 8,991.09
  4. Step 4: Simplify right side
    26,762.49x = 361,008,762.15
  5. Step 5: Solve for x
    x = 361,008,762.15/26,762.49
  6. Step 6: Final answer
    x = 13,489.36

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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.