Home / 35,691.84-49,256.71-20,589.24

Finding the Fourth Proportional to 35,691.84, 49,256.71 and 20,589.24

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Solution

The fourth proportional to 35,691.84, 49,256.71 and 20,589.24 is: 28,414.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,691.84 : 49,256.71 = 20,589.24 : x
  2. Step 2: Convert to fraction form
    35,691.84/49,256.71 = 20,589.24/x
  3. Step 3: Cross multiply
    35,691.84x = 49,256.71 × 20,589.24
  4. Step 4: Simplify right side
    35,691.84x = 1,014,158,079.97
  5. Step 5: Solve for x
    x = 1,014,158,079.97/35,691.84
  6. Step 6: Final answer
    x = 28,414.28

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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.