Home / 49,532.08-68,354.40-28,311.88

Finding the Fourth Proportional to 49,532.08, 68,354.40 and 28,311.88

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Solution

The fourth proportional to 49,532.08, 68,354.40 and 28,311.88 is: 39,070.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,532.08 : 68,354.40 = 28,311.88 : x
  2. Step 2: Convert to fraction form
    49,532.08/68,354.40 = 28,311.88/x
  3. Step 3: Cross multiply
    49,532.08x = 68,354.40 × 28,311.88
  4. Step 4: Simplify right side
    49,532.08x = 1,935,241,570.27
  5. Step 5: Solve for x
    x = 1,935,241,570.27/49,532.08
  6. Step 6: Final answer
    x = 39,070.47

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.