Home / 35,926.20-49,578.17-20,827.61

Finding the Fourth Proportional to 35,926.20, 49,578.17 and 20,827.61

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Solution

The fourth proportional to 35,926.20, 49,578.17 and 20,827.61 is: 28,742.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,926.20 : 49,578.17 = 20,827.61 : x
  2. Step 2: Convert to fraction form
    35,926.20/49,578.17 = 20,827.61/x
  3. Step 3: Cross multiply
    35,926.20x = 49,578.17 × 20,827.61
  4. Step 4: Simplify right side
    35,926.20x = 1,032,594,960.62
  5. Step 5: Solve for x
    x = 1,032,594,960.62/35,926.20
  6. Step 6: Final answer
    x = 28,742.11

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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.