Home / 27,124.37-37,406.66-18,611.47

Finding the Fourth Proportional to 27,124.37, 37,406.66 and 18,611.47

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Solution

The fourth proportional to 27,124.37, 37,406.66 and 18,611.47 is: 25,666.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,124.37 : 37,406.66 = 18,611.47 : x
  2. Step 2: Convert to fraction form
    27,124.37/37,406.66 = 18,611.47/x
  3. Step 3: Cross multiply
    27,124.37x = 37,406.66 × 18,611.47
  4. Step 4: Simplify right side
    27,124.37x = 696,192,884.09
  5. Step 5: Solve for x
    x = 696,192,884.09/27,124.37
  6. Step 6: Final answer
    x = 25,666.69

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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.