Home / 27,935.63-38,559.34-16,613.09

Finding the Fourth Proportional to 27,935.63, 38,559.34 and 16,613.09

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Solution

The fourth proportional to 27,935.63, 38,559.34 and 16,613.09 is: 22,930.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,935.63 : 38,559.34 = 16,613.09 : x
  2. Step 2: Convert to fraction form
    27,935.63/38,559.34 = 16,613.09/x
  3. Step 3: Cross multiply
    27,935.63x = 38,559.34 × 16,613.09
  4. Step 4: Simplify right side
    27,935.63x = 640,589,785.76
  5. Step 5: Solve for x
    x = 640,589,785.76/27,935.63
  6. Step 6: Final answer
    x = 22,930.92

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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.