Home / 39,826.08-54,983.61-35,397.81

Finding the Fourth Proportional to 39,826.08, 54,983.61 and 35,397.81

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Solution

The fourth proportional to 39,826.08, 54,983.61 and 35,397.81 is: 48,869.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,826.08 : 54,983.61 = 35,397.81 : x
  2. Step 2: Convert to fraction form
    39,826.08/54,983.61 = 35,397.81/x
  3. Step 3: Cross multiply
    39,826.08x = 54,983.61 × 35,397.81
  4. Step 4: Simplify right side
    39,826.08x = 1,946,299,379.89
  5. Step 5: Solve for x
    x = 1,946,299,379.89/39,826.08
  6. Step 6: Final answer
    x = 48,869.97

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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.