Home / 35,941.31-53,919.26-12,584.15

Finding the Fourth Proportional to 35,941.31, 53,919.26 and 12,584.15

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Solution

The fourth proportional to 35,941.31, 53,919.26 and 12,584.15 is: 18,878.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,941.31 : 53,919.26 = 12,584.15 : x
  2. Step 2: Convert to fraction form
    35,941.31/53,919.26 = 12,584.15/x
  3. Step 3: Cross multiply
    35,941.31x = 53,919.26 × 12,584.15
  4. Step 4: Simplify right side
    35,941.31x = 678,527,992.81
  5. Step 5: Solve for x
    x = 678,527,992.81/35,941.31
  6. Step 6: Final answer
    x = 18,878.78

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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.