Home / 34,658.40-51,989.04-28,855.92

Finding the Fourth Proportional to 34,658.40, 51,989.04 and 28,855.92

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Solution

The fourth proportional to 34,658.40, 51,989.04 and 28,855.92 is: 43,285.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,658.40 : 51,989.04 = 28,855.92 : x
  2. Step 2: Convert to fraction form
    34,658.40/51,989.04 = 28,855.92/x
  3. Step 3: Cross multiply
    34,658.40x = 51,989.04 × 28,855.92
  4. Step 4: Simplify right side
    34,658.40x = 1,500,191,579.12
  5. Step 5: Solve for x
    x = 1,500,191,579.12/34,658.40
  6. Step 6: Final answer
    x = 43,285.08

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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.