Home / 14,751.36-22,126.64-3,657.80

Finding the Fourth Proportional to 14,751.36, 22,126.64 and 3,657.80

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Solution

The fourth proportional to 14,751.36, 22,126.64 and 3,657.80 is: 5,486.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,751.36 : 22,126.64 = 3,657.80 : x
  2. Step 2: Convert to fraction form
    14,751.36/22,126.64 = 3,657.80/x
  3. Step 3: Cross multiply
    14,751.36x = 22,126.64 × 3,657.80
  4. Step 4: Simplify right side
    14,751.36x = 80,934,860.82
  5. Step 5: Solve for x
    x = 80,934,860.82/14,751.36
  6. Step 6: Final answer
    x = 5,486.60

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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.