Home / 19,651.04-29,477.72-5,609.99

Finding the Fourth Proportional to 19,651.04, 29,477.72 and 5,609.99

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Solution

The fourth proportional to 19,651.04, 29,477.72 and 5,609.99 is: 8,415.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,651.04 : 29,477.72 = 5,609.99 : x
  2. Step 2: Convert to fraction form
    19,651.04/29,477.72 = 5,609.99/x
  3. Step 3: Cross multiply
    19,651.04x = 29,477.72 × 5,609.99
  4. Step 4: Simplify right side
    19,651.04x = 165,369,700.40
  5. Step 5: Solve for x
    x = 165,369,700.40/19,651.04
  6. Step 6: Final answer
    x = 8,415.31

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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.