Home / 27,268.60-37,629.71-15,332.62

Finding the Fourth Proportional to 27,268.60, 37,629.71 and 15,332.62

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Solution

The fourth proportional to 27,268.60, 37,629.71 and 15,332.62 is: 21,158.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,268.60 : 37,629.71 = 15,332.62 : x
  2. Step 2: Convert to fraction form
    27,268.60/37,629.71 = 15,332.62/x
  3. Step 3: Cross multiply
    27,268.60x = 37,629.71 × 15,332.62
  4. Step 4: Simplify right side
    27,268.60x = 576,961,967.48
  5. Step 5: Solve for x
    x = 576,961,967.48/27,268.60
  6. Step 6: Final answer
    x = 21,158.47

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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.