Home / 45,868.38-68,812.44-14,277.77

Finding the Fourth Proportional to 45,868.38, 68,812.44 and 14,277.77

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Solution

The fourth proportional to 45,868.38, 68,812.44 and 14,277.77 is: 21,419.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,868.38 : 68,812.44 = 14,277.77 : x
  2. Step 2: Convert to fraction form
    45,868.38/68,812.44 = 14,277.77/x
  3. Step 3: Cross multiply
    45,868.38x = 68,812.44 × 14,277.77
  4. Step 4: Simplify right side
    45,868.38x = 982,488,191.46
  5. Step 5: Solve for x
    x = 982,488,191.46/45,868.38
  6. Step 6: Final answer
    x = 21,419.73

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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.