Home / 25,453.56-38,185.86-10,654.86

Finding the Fourth Proportional to 25,453.56, 38,185.86 and 10,654.86

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Solution

The fourth proportional to 25,453.56, 38,185.86 and 10,654.86 is: 15,984.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,453.56 : 38,185.86 = 10,654.86 : x
  2. Step 2: Convert to fraction form
    25,453.56/38,185.86 = 10,654.86/x
  3. Step 3: Cross multiply
    25,453.56x = 38,185.86 × 10,654.86
  4. Step 4: Simplify right side
    25,453.56x = 406,864,992.28
  5. Step 5: Solve for x
    x = 406,864,992.28/25,453.56
  6. Step 6: Final answer
    x = 15,984.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.