Home / 27,493.12-37,938.42-16,163.08

Finding the Fourth Proportional to 27,493.12, 37,938.42 and 16,163.08

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Solution

The fourth proportional to 27,493.12, 37,938.42 and 16,163.08 is: 22,303.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,493.12 : 37,938.42 = 16,163.08 : x
  2. Step 2: Convert to fraction form
    27,493.12/37,938.42 = 16,163.08/x
  3. Step 3: Cross multiply
    27,493.12x = 37,938.42 × 16,163.08
  4. Step 4: Simplify right side
    27,493.12x = 613,201,717.53
  5. Step 5: Solve for x
    x = 613,201,717.53/27,493.12
  6. Step 6: Final answer
    x = 22,303.82

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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.