Home / 14,126.04-21,180.82-4,262.36

Finding the Fourth Proportional to 14,126.04, 21,180.82 and 4,262.36

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Solution

The fourth proportional to 14,126.04, 21,180.82 and 4,262.36 is: 6,391.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,126.04 : 21,180.82 = 4,262.36 : x
  2. Step 2: Convert to fraction form
    14,126.04/21,180.82 = 4,262.36/x
  3. Step 3: Cross multiply
    14,126.04x = 21,180.82 × 4,262.36
  4. Step 4: Simplify right side
    14,126.04x = 90,280,279.94
  5. Step 5: Solve for x
    x = 90,280,279.94/14,126.04
  6. Step 6: Final answer
    x = 6,391.05

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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.