Home / 40,827.92-61,218.05-15,838.77

Finding the Fourth Proportional to 40,827.92, 61,218.05 and 15,838.77

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Solution

The fourth proportional to 40,827.92, 61,218.05 and 15,838.77 is: 23,748.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,827.92 : 61,218.05 = 15,838.77 : x
  2. Step 2: Convert to fraction form
    40,827.92/61,218.05 = 15,838.77/x
  3. Step 3: Cross multiply
    40,827.92x = 61,218.05 × 15,838.77
  4. Step 4: Simplify right side
    40,827.92x = 969,618,766.84
  5. Step 5: Solve for x
    x = 969,618,766.84/40,827.92
  6. Step 6: Final answer
    x = 23,748.91

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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.