Home / 45,452.01-68,181.97-13,869.19

Finding the Fourth Proportional to 45,452.01, 68,181.97 and 13,869.19

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Solution

The fourth proportional to 45,452.01, 68,181.97 and 13,869.19 is: 20,804.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,452.01 : 68,181.97 = 13,869.19 : x
  2. Step 2: Convert to fraction form
    45,452.01/68,181.97 = 13,869.19/x
  3. Step 3: Cross multiply
    45,452.01x = 68,181.97 × 13,869.19
  4. Step 4: Simplify right side
    45,452.01x = 945,628,426.91
  5. Step 5: Solve for x
    x = 945,628,426.91/45,452.01
  6. Step 6: Final answer
    x = 20,804.99

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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.