Home / 49,763.92-68,680.84-28,545.36

Finding the Fourth Proportional to 49,763.92, 68,680.84 and 28,545.36

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Solution

The fourth proportional to 49,763.92, 68,680.84 and 28,545.36 is: 39,396.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,763.92 : 68,680.84 = 28,545.36 : x
  2. Step 2: Convert to fraction form
    49,763.92/68,680.84 = 28,545.36/x
  3. Step 3: Cross multiply
    49,763.92x = 68,680.84 × 28,545.36
  4. Step 4: Simplify right side
    49,763.92x = 1,960,519,302.90
  5. Step 5: Solve for x
    x = 1,960,519,302.90/49,763.92
  6. Step 6: Final answer
    x = 39,396.40

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1.5x scale

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.