Home / 49,377.45-68,140.58-28,156.26

Finding the Fourth Proportional to 49,377.45, 68,140.58 and 28,156.26

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Solution

The fourth proportional to 49,377.45, 68,140.58 and 28,156.26 is: 38,855.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,377.45 : 68,140.58 = 28,156.26 : x
  2. Step 2: Convert to fraction form
    49,377.45/68,140.58 = 28,156.26/x
  3. Step 3: Cross multiply
    49,377.45x = 68,140.58 × 28,156.26
  4. Step 4: Simplify right side
    49,377.45x = 1,918,583,616.72
  5. Step 5: Solve for x
    x = 1,918,583,616.72/49,377.45
  6. Step 6: Final answer
    x = 38,855.47

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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.