Home / 13,507.94-20,264.16-5,716.82

Finding the Fourth Proportional to 13,507.94, 20,264.16 and 5,716.82

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Solution

The fourth proportional to 13,507.94, 20,264.16 and 5,716.82 is: 8,576.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,507.94 : 20,264.16 = 5,716.82 : x
  2. Step 2: Convert to fraction form
    13,507.94/20,264.16 = 5,716.82/x
  3. Step 3: Cross multiply
    13,507.94x = 20,264.16 × 5,716.82
  4. Step 4: Simplify right side
    13,507.94x = 115,846,555.17
  5. Step 5: Solve for x
    x = 115,846,555.17/13,507.94
  6. Step 6: Final answer
    x = 8,576.18

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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.