Home / 43,898.92-65,827.85-15,815.28

Finding the Fourth Proportional to 43,898.92, 65,827.85 and 15,815.28

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Solution

The fourth proportional to 43,898.92, 65,827.85 and 15,815.28 is: 23,715.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,898.92 : 65,827.85 = 15,815.28 : x
  2. Step 2: Convert to fraction form
    43,898.92/65,827.85 = 15,815.28/x
  3. Step 3: Cross multiply
    43,898.92x = 65,827.85 × 15,815.28
  4. Step 4: Simplify right side
    43,898.92x = 1,041,085,659.24
  5. Step 5: Solve for x
    x = 1,041,085,659.24/43,898.92
  6. Step 6: Final answer
    x = 23,715.52

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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.