Home / 35,145.10-48,497.97-20,039.41

Finding the Fourth Proportional to 35,145.10, 48,497.97 and 20,039.41

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Solution

The fourth proportional to 35,145.10, 48,497.97 and 20,039.41 is: 27,653.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,145.10 : 48,497.97 = 20,039.41 : x
  2. Step 2: Convert to fraction form
    35,145.10/48,497.97 = 20,039.41/x
  3. Step 3: Cross multiply
    35,145.10x = 48,497.97 × 20,039.41
  4. Step 4: Simplify right side
    35,145.10x = 971,870,705.00
  5. Step 5: Solve for x
    x = 971,870,705.00/35,145.10
  6. Step 6: Final answer
    x = 27,653.09

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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.