Home / 14,468.81-21,704.77-4,605.78

Finding the Fourth Proportional to 14,468.81, 21,704.77 and 4,605.78

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Solution

The fourth proportional to 14,468.81, 21,704.77 and 4,605.78 is: 6,909.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,468.81 : 21,704.77 = 4,605.78 : x
  2. Step 2: Convert to fraction form
    14,468.81/21,704.77 = 4,605.78/x
  3. Step 3: Cross multiply
    14,468.81x = 21,704.77 × 4,605.78
  4. Step 4: Simplify right side
    14,468.81x = 99,967,372.54
  5. Step 5: Solve for x
    x = 99,967,372.54/14,468.81
  6. Step 6: Final answer
    x = 6,909.17

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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.