Home / 14,079.48-21,127.14-9,700.44

Finding the Fourth Proportional to 14,079.48, 21,127.14 and 9,700.44

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Solution

The fourth proportional to 14,079.48, 21,127.14 and 9,700.44 is: 14,556.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,079.48 : 21,127.14 = 9,700.44 : x
  2. Step 2: Convert to fraction form
    14,079.48/21,127.14 = 9,700.44/x
  3. Step 3: Cross multiply
    14,079.48x = 21,127.14 × 9,700.44
  4. Step 4: Simplify right side
    14,079.48x = 204,942,553.94
  5. Step 5: Solve for x
    x = 204,942,553.94/14,079.48
  6. Step 6: Final answer
    x = 14,556.12

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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.