Home / 27,272.53-37,619.76-16,643.71

Finding the Fourth Proportional to 27,272.53, 37,619.76 and 16,643.71

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Solution

The fourth proportional to 27,272.53, 37,619.76 and 16,643.71 is: 22,958.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,272.53 : 37,619.76 = 16,643.71 : x
  2. Step 2: Convert to fraction form
    27,272.53/37,619.76 = 16,643.71/x
  3. Step 3: Cross multiply
    27,272.53x = 37,619.76 × 16,643.71
  4. Step 4: Simplify right side
    27,272.53x = 626,132,375.71
  5. Step 5: Solve for x
    x = 626,132,375.71/27,272.53
  6. Step 6: Final answer
    x = 22,958.35

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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.