Home / 13,923-19,211.38-9,204.76

Finding the Fourth Proportional to 13,923, 19,211.38 and 9,204.76

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Solution

The fourth proportional to 13,923, 19,211.38 and 9,204.76 is: 12,701.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,923 : 19,211.38 = 9,204.76 : x
  2. Step 2: Convert to fraction form
    13,923/19,211.38 = 9,204.76/x
  3. Step 3: Cross multiply
    13,923x = 19,211.38 × 9,204.76
  4. Step 4: Simplify right side
    13,923x = 176,836,142.17
  5. Step 5: Solve for x
    x = 176,836,142.17/13,923
  6. Step 6: Final answer
    x = 12,701.01

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.