Home / 26,237.20-39,361.47-12,186.94

Finding the Fourth Proportional to 26,237.20, 39,361.47 and 12,186.94

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Solution

The fourth proportional to 26,237.20, 39,361.47 and 12,186.94 is: 18,283.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,237.20 : 39,361.47 = 12,186.94 : x
  2. Step 2: Convert to fraction form
    26,237.20/39,361.47 = 12,186.94/x
  3. Step 3: Cross multiply
    26,237.20x = 39,361.47 × 12,186.94
  4. Step 4: Simplify right side
    26,237.20x = 479,695,873.20
  5. Step 5: Solve for x
    x = 479,695,873.20/26,237.20
  6. Step 6: Final answer
    x = 18,283.04

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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.