Home / 16,163.28-22,279.32-12,068.46

Finding the Fourth Proportional to 16,163.28, 22,279.32 and 12,068.46

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Solution

The fourth proportional to 16,163.28, 22,279.32 and 12,068.46 is: 16,635.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,163.28 : 22,279.32 = 12,068.46 : x
  2. Step 2: Convert to fraction form
    16,163.28/22,279.32 = 12,068.46/x
  3. Step 3: Cross multiply
    16,163.28x = 22,279.32 × 12,068.46
  4. Step 4: Simplify right side
    16,163.28x = 268,877,082.25
  5. Step 5: Solve for x
    x = 268,877,082.25/16,163.28
  6. Step 6: Final answer
    x = 16,635.06

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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.