Home / 18,577.41-25,630.58-10,613.99

Finding the Fourth Proportional to 18,577.41, 25,630.58 and 10,613.99

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Solution

The fourth proportional to 18,577.41, 25,630.58 and 10,613.99 is: 14,643.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,577.41 : 25,630.58 = 10,613.99 : x
  2. Step 2: Convert to fraction form
    18,577.41/25,630.58 = 10,613.99/x
  3. Step 3: Cross multiply
    18,577.41x = 25,630.58 × 10,613.99
  4. Step 4: Simplify right side
    18,577.41x = 272,042,538.59
  5. Step 5: Solve for x
    x = 272,042,538.59/18,577.41
  6. Step 6: Final answer
    x = 14,643.73

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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.