Home / 45,994.38-68,933.85-19,668.17

Finding the Fourth Proportional to 45,994.38, 68,933.85 and 19,668.17

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Solution

The fourth proportional to 45,994.38, 68,933.85 and 19,668.17 is: 29,477.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,994.38 : 68,933.85 = 19,668.17 : x
  2. Step 2: Convert to fraction form
    45,994.38/68,933.85 = 19,668.17/x
  3. Step 3: Cross multiply
    45,994.38x = 68,933.85 × 19,668.17
  4. Step 4: Simplify right side
    45,994.38x = 1,355,802,335.89
  5. Step 5: Solve for x
    x = 1,355,802,335.89/45,994.38
  6. Step 6: Final answer
    x = 29,477.57

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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.