Home / 14,126.16-21,192.18-4,266.36

Finding the Fourth Proportional to 14,126.16, 21,192.18 and 4,266.36

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Solution

The fourth proportional to 14,126.16, 21,192.18 and 4,266.36 is: 6,400.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,126.16 : 21,192.18 = 4,266.36 : x
  2. Step 2: Convert to fraction form
    14,126.16/21,192.18 = 4,266.36/x
  3. Step 3: Cross multiply
    14,126.16x = 21,192.18 × 4,266.36
  4. Step 4: Simplify right side
    14,126.16x = 90,413,469.06
  5. Step 5: Solve for x
    x = 90,413,469.06/14,126.16
  6. Step 6: Final answer
    x = 6,400.43

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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.