Home / 27,375.08-37,771.14-16,619.68

Finding the Fourth Proportional to 27,375.08, 37,771.14 and 16,619.68

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Solution

The fourth proportional to 27,375.08, 37,771.14 and 16,619.68 is: 22,931.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,375.08 : 37,771.14 = 16,619.68 : x
  2. Step 2: Convert to fraction form
    27,375.08/37,771.14 = 16,619.68/x
  3. Step 3: Cross multiply
    27,375.08x = 37,771.14 × 16,619.68
  4. Step 4: Simplify right side
    27,375.08x = 627,744,260.04
  5. Step 5: Solve for x
    x = 627,744,260.04/27,375.08
  6. Step 6: Final answer
    x = 22,931.23

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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.