Home / 45,441.41-68,165.75-15,858.59

Finding the Fourth Proportional to 45,441.41, 68,165.75 and 15,858.59

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Solution

The fourth proportional to 45,441.41, 68,165.75 and 15,858.59 is: 23,789.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,441.41 : 68,165.75 = 15,858.59 : x
  2. Step 2: Convert to fraction form
    45,441.41/68,165.75 = 15,858.59/x
  3. Step 3: Cross multiply
    45,441.41x = 68,165.75 × 15,858.59
  4. Step 4: Simplify right side
    45,441.41x = 1,081,012,380.11
  5. Step 5: Solve for x
    x = 1,081,012,380.11/45,441.41
  6. Step 6: Final answer
    x = 23,789.15

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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.