Home / 14,316.84-19,757.27-7,943.43

Finding the Fourth Proportional to 14,316.84, 19,757.27 and 7,943.43

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Solution

The fourth proportional to 14,316.84, 19,757.27 and 7,943.43 is: 10,961.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,316.84 : 19,757.27 = 7,943.43 : x
  2. Step 2: Convert to fraction form
    14,316.84/19,757.27 = 7,943.43/x
  3. Step 3: Cross multiply
    14,316.84x = 19,757.27 × 7,943.43
  4. Step 4: Simplify right side
    14,316.84x = 156,940,491.24
  5. Step 5: Solve for x
    x = 156,940,491.24/14,316.84
  6. Step 6: Final answer
    x = 10,961.95

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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.