Home / 26,927.82-37,178.64-16,860.30

Finding the Fourth Proportional to 26,927.82, 37,178.64 and 16,860.30

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Solution

The fourth proportional to 26,927.82, 37,178.64 and 16,860.30 is: 23,278.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,927.82 : 37,178.64 = 16,860.30 : x
  2. Step 2: Convert to fraction form
    26,927.82/37,178.64 = 16,860.30/x
  3. Step 3: Cross multiply
    26,927.82x = 37,178.64 × 16,860.30
  4. Step 4: Simplify right side
    26,927.82x = 626,843,023.99
  5. Step 5: Solve for x
    x = 626,843,023.99/26,927.82
  6. Step 6: Final answer
    x = 23,278.64

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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.