Home / 26,750.63-39,950.28-21,493.64

Finding the Fourth Proportional to 26,750.63, 39,950.28 and 21,493.64

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Solution

The fourth proportional to 26,750.63, 39,950.28 and 21,493.64 is: 32,099.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,750.63 : 39,950.28 = 21,493.64 : x
  2. Step 2: Convert to fraction form
    26,750.63/39,950.28 = 21,493.64/x
  3. Step 3: Cross multiply
    26,750.63x = 39,950.28 × 21,493.64
  4. Step 4: Simplify right side
    26,750.63x = 858,676,736.47
  5. Step 5: Solve for x
    x = 858,676,736.47/26,750.63
  6. Step 6: Final answer
    x = 32,099.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.