Home / 14,116.77-21,177.99-4,756.41

Finding the Fourth Proportional to 14,116.77, 21,177.99 and 4,756.41

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Solution

The fourth proportional to 14,116.77, 21,177.99 and 4,756.41 is: 7,135.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,116.77 : 21,177.99 = 4,756.41 : x
  2. Step 2: Convert to fraction form
    14,116.77/21,177.99 = 4,756.41/x
  3. Step 3: Cross multiply
    14,116.77x = 21,177.99 × 4,756.41
  4. Step 4: Simplify right side
    14,116.77x = 100,731,203.42
  5. Step 5: Solve for x
    x = 100,731,203.42/14,116.77
  6. Step 6: Final answer
    x = 7,135.57

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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.