Home / 14,127.92-21,197.88-7,104.24

Finding the Fourth Proportional to 14,127.92, 21,197.88 and 7,104.24

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Solution

The fourth proportional to 14,127.92, 21,197.88 and 7,104.24 is: 10,659.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,127.92 : 21,197.88 = 7,104.24 : x
  2. Step 2: Convert to fraction form
    14,127.92/21,197.88 = 7,104.24/x
  3. Step 3: Cross multiply
    14,127.92x = 21,197.88 × 7,104.24
  4. Step 4: Simplify right side
    14,127.92x = 150,594,827.01
  5. Step 5: Solve for x
    x = 150,594,827.01/14,127.92
  6. Step 6: Final answer
    x = 10,659.38

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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.