Home / 14,664.53-21,983.46-7,636.28

Finding the Fourth Proportional to 14,664.53, 21,983.46 and 7,636.28

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Solution

The fourth proportional to 14,664.53, 21,983.46 and 7,636.28 is: 11,447.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,664.53 : 21,983.46 = 7,636.28 : x
  2. Step 2: Convert to fraction form
    14,664.53/21,983.46 = 7,636.28/x
  3. Step 3: Cross multiply
    14,664.53x = 21,983.46 × 7,636.28
  4. Step 4: Simplify right side
    14,664.53x = 167,871,855.93
  5. Step 5: Solve for x
    x = 167,871,855.93/14,664.53
  6. Step 6: Final answer
    x = 11,447.48

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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.