Home / 15,748.78-23,616.07-4,651.64

Finding the Fourth Proportional to 15,748.78, 23,616.07 and 4,651.64

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Solution

The fourth proportional to 15,748.78, 23,616.07 and 4,651.64 is: 6,975.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,748.78 : 23,616.07 = 4,651.64 : x
  2. Step 2: Convert to fraction form
    15,748.78/23,616.07 = 4,651.64/x
  3. Step 3: Cross multiply
    15,748.78x = 23,616.07 × 4,651.64
  4. Step 4: Simplify right side
    15,748.78x = 109,853,455.85
  5. Step 5: Solve for x
    x = 109,853,455.85/15,748.78
  6. Step 6: Final answer
    x = 6,975.36

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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.