Home / 27,455.64-37,866.24-16,837.80

Finding the Fourth Proportional to 27,455.64, 37,866.24 and 16,837.80

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Solution

The fourth proportional to 27,455.64, 37,866.24 and 16,837.80 is: 23,222.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,455.64 : 37,866.24 = 16,837.80 : x
  2. Step 2: Convert to fraction form
    27,455.64/37,866.24 = 16,837.80/x
  3. Step 3: Cross multiply
    27,455.64x = 37,866.24 × 16,837.80
  4. Step 4: Simplify right side
    27,455.64x = 637,584,175.87
  5. Step 5: Solve for x
    x = 637,584,175.87/27,455.64
  6. Step 6: Final answer
    x = 23,222.34

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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.