Home / 19,226.53-28,829.50-9,862.72

Finding the Fourth Proportional to 19,226.53, 28,829.50 and 9,862.72

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Solution

The fourth proportional to 19,226.53, 28,829.50 and 9,862.72 is: 14,788.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,226.53 : 28,829.50 = 9,862.72 : x
  2. Step 2: Convert to fraction form
    19,226.53/28,829.50 = 9,862.72/x
  3. Step 3: Cross multiply
    19,226.53x = 28,829.50 × 9,862.72
  4. Step 4: Simplify right side
    19,226.53x = 284,337,286.24
  5. Step 5: Solve for x
    x = 284,337,286.24/19,226.53
  6. Step 6: Final answer
    x = 14,788.80

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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.