Home / 14,453.38-21,681.52-3,923.56

Finding the Fourth Proportional to 14,453.38, 21,681.52 and 3,923.56

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Solution

The fourth proportional to 14,453.38, 21,681.52 and 3,923.56 is: 5,885.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,453.38 : 21,681.52 = 3,923.56 : x
  2. Step 2: Convert to fraction form
    14,453.38/21,681.52 = 3,923.56/x
  3. Step 3: Cross multiply
    14,453.38x = 21,681.52 × 3,923.56
  4. Step 4: Simplify right side
    14,453.38x = 85,068,744.61
  5. Step 5: Solve for x
    x = 85,068,744.61/14,453.38
  6. Step 6: Final answer
    x = 5,885.73

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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.