Home / 27,507.12-37,953.99-16,172.48

Finding the Fourth Proportional to 27,507.12, 37,953.99 and 16,172.48

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Solution

The fourth proportional to 27,507.12, 37,953.99 and 16,172.48 is: 22,314.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,507.12 : 37,953.99 = 16,172.48 : x
  2. Step 2: Convert to fraction form
    27,507.12/37,953.99 = 16,172.48/x
  3. Step 3: Cross multiply
    27,507.12x = 37,953.99 × 16,172.48
  4. Step 4: Simplify right side
    27,507.12x = 613,810,063.33
  5. Step 5: Solve for x
    x = 613,810,063.33/27,507.12
  6. Step 6: Final answer
    x = 22,314.59

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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.