Home / 49,294.63-68,038.68-28,086.40

Finding the Fourth Proportional to 49,294.63, 68,038.68 and 28,086.40

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Solution

The fourth proportional to 49,294.63, 68,038.68 and 28,086.40 is: 38,766.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,294.63 : 68,038.68 = 28,086.40 : x
  2. Step 2: Convert to fraction form
    49,294.63/68,038.68 = 28,086.40/x
  3. Step 3: Cross multiply
    49,294.63x = 68,038.68 × 28,086.40
  4. Step 4: Simplify right side
    49,294.63x = 1,910,961,581.95
  5. Step 5: Solve for x
    x = 1,910,961,581.95/49,294.63
  6. Step 6: Final answer
    x = 38,766.12

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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.