Home / 35,647.26-49,178.83-20,531.84

Finding the Fourth Proportional to 35,647.26, 49,178.83 and 20,531.84

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Solution

The fourth proportional to 35,647.26, 49,178.83 and 20,531.84 is: 28,325.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,647.26 : 49,178.83 = 20,531.84 : x
  2. Step 2: Convert to fraction form
    35,647.26/49,178.83 = 20,531.84/x
  3. Step 3: Cross multiply
    35,647.26x = 49,178.83 × 20,531.84
  4. Step 4: Simplify right side
    35,647.26x = 1,009,732,042.63
  5. Step 5: Solve for x
    x = 1,009,732,042.63/35,647.26
  6. Step 6: Final answer
    x = 28,325.65

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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.