Home / 18,613.30-28,059.44-17,376.02

Finding the Fourth Proportional to 18,613.30, 28,059.44 and 17,376.02

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Solution

The fourth proportional to 18,613.30, 28,059.44 and 17,376.02 is: 26,194.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,613.30 : 28,059.44 = 17,376.02 : x
  2. Step 2: Convert to fraction form
    18,613.30/28,059.44 = 17,376.02/x
  3. Step 3: Cross multiply
    18,613.30x = 28,059.44 × 17,376.02
  4. Step 4: Simplify right side
    18,613.30x = 487,561,390.63
  5. Step 5: Solve for x
    x = 487,561,390.63/18,613.30
  6. Step 6: Final answer
    x = 26,194.25

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.