Home / 14,638.15-21,954.98-4,777.41

Finding the Fourth Proportional to 14,638.15, 21,954.98 and 4,777.41

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Solution

The fourth proportional to 14,638.15, 21,954.98 and 4,777.41 is: 7,165.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,638.15 : 21,954.98 = 4,777.41 : x
  2. Step 2: Convert to fraction form
    14,638.15/21,954.98 = 4,777.41/x
  3. Step 3: Cross multiply
    14,638.15x = 21,954.98 × 4,777.41
  4. Step 4: Simplify right side
    14,638.15x = 104,887,952.95
  5. Step 5: Solve for x
    x = 104,887,952.95/14,638.15
  6. Step 6: Final answer
    x = 7,165.38

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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.