Home / 15,636.88-23,455.62-5,771.08

Finding the Fourth Proportional to 15,636.88, 23,455.62 and 5,771.08

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Solution

The fourth proportional to 15,636.88, 23,455.62 and 5,771.08 is: 8,656.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,636.88 : 23,455.62 = 5,771.08 : x
  2. Step 2: Convert to fraction form
    15,636.88/23,455.62 = 5,771.08/x
  3. Step 3: Cross multiply
    15,636.88x = 23,455.62 × 5,771.08
  4. Step 4: Simplify right side
    15,636.88x = 135,364,259.47
  5. Step 5: Solve for x
    x = 135,364,259.47/15,636.88
  6. Step 6: Final answer
    x = 8,656.73

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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.