Home / 27,434.47-37,858.32-17,230.77

Finding the Fourth Proportional to 27,434.47, 37,858.32 and 17,230.77

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Solution

The fourth proportional to 27,434.47, 37,858.32 and 17,230.77 is: 23,777.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,434.47 : 37,858.32 = 17,230.77 : x
  2. Step 2: Convert to fraction form
    27,434.47/37,858.32 = 17,230.77/x
  3. Step 3: Cross multiply
    27,434.47x = 37,858.32 × 17,230.77
  4. Step 4: Simplify right side
    27,434.47x = 652,327,918.35
  5. Step 5: Solve for x
    x = 652,327,918.35/27,434.47
  6. Step 6: Final answer
    x = 23,777.68

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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.