Home / 16,163.10-22,279.64-14,807.16

Finding the Fourth Proportional to 16,163.10, 22,279.64 and 14,807.16

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Solution

The fourth proportional to 16,163.10, 22,279.64 and 14,807.16 is: 20,410.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,163.10 : 22,279.64 = 14,807.16 : x
  2. Step 2: Convert to fraction form
    16,163.10/22,279.64 = 14,807.16/x
  3. Step 3: Cross multiply
    16,163.10x = 22,279.64 × 14,807.16
  4. Step 4: Simplify right side
    16,163.10x = 329,898,194.22
  5. Step 5: Solve for x
    x = 329,898,194.22/16,163.10
  6. Step 6: Final answer
    x = 20,410.58

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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.