Home / 49,885.23-68,853.41-28,676.81

Finding the Fourth Proportional to 49,885.23, 68,853.41 and 28,676.81

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Solution

The fourth proportional to 49,885.23, 68,853.41 and 28,676.81 is: 39,580.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,885.23 : 68,853.41 = 28,676.81 : x
  2. Step 2: Convert to fraction form
    49,885.23/68,853.41 = 28,676.81/x
  3. Step 3: Cross multiply
    49,885.23x = 68,853.41 × 28,676.81
  4. Step 4: Simplify right side
    49,885.23x = 1,974,495,668.77
  5. Step 5: Solve for x
    x = 1,974,495,668.77/49,885.23
  6. Step 6: Final answer
    x = 39,580.77

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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.