Home / 19,869.58-29,808.98-5,829.04

Finding the Fourth Proportional to 19,869.58, 29,808.98 and 5,829.04

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Solution

The fourth proportional to 19,869.58, 29,808.98 and 5,829.04 is: 8,744.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,869.58 : 29,808.98 = 5,829.04 : x
  2. Step 2: Convert to fraction form
    19,869.58/29,808.98 = 5,829.04/x
  3. Step 3: Cross multiply
    19,869.58x = 29,808.98 × 5,829.04
  4. Step 4: Simplify right side
    19,869.58x = 173,757,695.21
  5. Step 5: Solve for x
    x = 173,757,695.21/19,869.58
  6. Step 6: Final answer
    x = 8,744.91

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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.