Home / 49,395.84-68,166.72-28,176.36

Finding the Fourth Proportional to 49,395.84, 68,166.72 and 28,176.36

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Solution

The fourth proportional to 49,395.84, 68,166.72 and 28,176.36 is: 38,883.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,395.84 : 68,166.72 = 28,176.36 : x
  2. Step 2: Convert to fraction form
    49,395.84/68,166.72 = 28,176.36/x
  3. Step 3: Cross multiply
    49,395.84x = 68,166.72 × 28,176.36
  4. Step 4: Simplify right side
    49,395.84x = 1,920,690,042.74
  5. Step 5: Solve for x
    x = 1,920,690,042.74/49,395.84
  6. Step 6: Final answer
    x = 38,883.64

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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.