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Finding the Fourth Proportional to 14,253.84, 21,364.83 and 5,931.09

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Solution

The fourth proportional to 14,253.84, 21,364.83 and 5,931.09 is: 8,890.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,253.84 : 21,364.83 = 5,931.09 : x
  2. Step 2: Convert to fraction form
    14,253.84/21,364.83 = 5,931.09/x
  3. Step 3: Cross multiply
    14,253.84x = 21,364.83 × 5,931.09
  4. Step 4: Simplify right side
    14,253.84x = 126,716,729.56
  5. Step 5: Solve for x
    x = 126,716,729.56/14,253.84
  6. Step 6: Final answer
    x = 8,890.01

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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.