Home / 19,646.49-29,463.84-5,605.53

Finding the Fourth Proportional to 19,646.49, 29,463.84 and 5,605.53

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Solution

The fourth proportional to 19,646.49, 29,463.84 and 5,605.53 is: 8,406.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,646.49 : 29,463.84 = 5,605.53 : x
  2. Step 2: Convert to fraction form
    19,646.49/29,463.84 = 5,605.53/x
  3. Step 3: Cross multiply
    19,646.49x = 29,463.84 × 5,605.53
  4. Step 4: Simplify right side
    19,646.49x = 165,160,439.04
  5. Step 5: Solve for x
    x = 165,160,439.04/19,646.49
  6. Step 6: Final answer
    x = 8,406.61

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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.