Home / 49,398.08-68,175.84-28,172.48

Finding the Fourth Proportional to 49,398.08, 68,175.84 and 28,172.48

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Solution

The fourth proportional to 49,398.08, 68,175.84 and 28,172.48 is: 38,881.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,398.08 : 68,175.84 = 28,172.48 : x
  2. Step 2: Convert to fraction form
    49,398.08/68,175.84 = 28,172.48/x
  3. Step 3: Cross multiply
    49,398.08x = 68,175.84 × 28,172.48
  4. Step 4: Simplify right side
    49,398.08x = 1,920,682,488.88
  5. Step 5: Solve for x
    x = 1,920,682,488.88/49,398.08
  6. Step 6: Final answer
    x = 38,881.72

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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.