Home / 26,500.80-39,736.08-10,899.84

Finding the Fourth Proportional to 26,500.80, 39,736.08 and 10,899.84

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Solution

The fourth proportional to 26,500.80, 39,736.08 and 10,899.84 is: 16,343.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,500.80 : 39,736.08 = 10,899.84 : x
  2. Step 2: Convert to fraction form
    26,500.80/39,736.08 = 10,899.84/x
  3. Step 3: Cross multiply
    26,500.80x = 39,736.08 × 10,899.84
  4. Step 4: Simplify right side
    26,500.80x = 433,116,914.23
  5. Step 5: Solve for x
    x = 433,116,914.23/26,500.80
  6. Step 6: Final answer
    x = 16,343.54

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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.