Home / 35,435.25-48,900.12-19,519.71

Finding the Fourth Proportional to 35,435.25, 48,900.12 and 19,519.71

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Solution

The fourth proportional to 35,435.25, 48,900.12 and 19,519.71 is: 26,936.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,435.25 : 48,900.12 = 19,519.71 : x
  2. Step 2: Convert to fraction form
    35,435.25/48,900.12 = 19,519.71/x
  3. Step 3: Cross multiply
    35,435.25x = 48,900.12 × 19,519.71
  4. Step 4: Simplify right side
    35,435.25x = 954,516,161.37
  5. Step 5: Solve for x
    x = 954,516,161.37/35,435.25
  6. Step 6: Final answer
    x = 26,936.91

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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.