Home / 14,262.18-21,395.82-4,899.78

Finding the Fourth Proportional to 14,262.18, 21,395.82 and 4,899.78

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Solution

The fourth proportional to 14,262.18, 21,395.82 and 4,899.78 is: 7,350.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,262.18 : 21,395.82 = 4,899.78 : x
  2. Step 2: Convert to fraction form
    14,262.18/21,395.82 = 4,899.78/x
  3. Step 3: Cross multiply
    14,262.18x = 21,395.82 × 4,899.78
  4. Step 4: Simplify right side
    14,262.18x = 104,834,810.92
  5. Step 5: Solve for x
    x = 104,834,810.92/14,262.18
  6. Step 6: Final answer
    x = 7,350.55

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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.