Home / 14,633.28-21,946.88-5,271.84

Finding the Fourth Proportional to 14,633.28, 21,946.88 and 5,271.84

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Solution

The fourth proportional to 14,633.28, 21,946.88 and 5,271.84 is: 7,906.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,633.28 : 21,946.88 = 5,271.84 : x
  2. Step 2: Convert to fraction form
    14,633.28/21,946.88 = 5,271.84/x
  3. Step 3: Cross multiply
    14,633.28x = 21,946.88 × 5,271.84
  4. Step 4: Simplify right side
    14,633.28x = 115,700,439.86
  5. Step 5: Solve for x
    x = 115,700,439.86/14,633.28
  6. Step 6: Final answer
    x = 7,906.66

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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.