Home / 35,081.28-48,410.94-20,926.80

Finding the Fourth Proportional to 35,081.28, 48,410.94 and 20,926.80

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Solution

The fourth proportional to 35,081.28, 48,410.94 and 20,926.80 is: 28,878.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,081.28 : 48,410.94 = 20,926.80 : x
  2. Step 2: Convert to fraction form
    35,081.28/48,410.94 = 20,926.80/x
  3. Step 3: Cross multiply
    35,081.28x = 48,410.94 × 20,926.80
  4. Step 4: Simplify right side
    35,081.28x = 1,013,086,059.19
  5. Step 5: Solve for x
    x = 1,013,086,059.19/35,081.28
  6. Step 6: Final answer
    x = 28,878.25

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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.