Home / 26,122.06-39,161.22-10,528.75

Finding the Fourth Proportional to 26,122.06, 39,161.22 and 10,528.75

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Solution

The fourth proportional to 26,122.06, 39,161.22 and 10,528.75 is: 15,784.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,122.06 : 39,161.22 = 10,528.75 : x
  2. Step 2: Convert to fraction form
    26,122.06/39,161.22 = 10,528.75/x
  3. Step 3: Cross multiply
    26,122.06x = 39,161.22 × 10,528.75
  4. Step 4: Simplify right side
    26,122.06x = 412,318,695.08
  5. Step 5: Solve for x
    x = 412,318,695.08/26,122.06
  6. Step 6: Final answer
    x = 15,784.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.