Home / 19,636.62-29,455.68-10,270.32

Finding the Fourth Proportional to 19,636.62, 29,455.68 and 10,270.32

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Solution

The fourth proportional to 19,636.62, 29,455.68 and 10,270.32 is: 15,405.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,636.62 : 29,455.68 = 10,270.32 : x
  2. Step 2: Convert to fraction form
    19,636.62/29,455.68 = 10,270.32/x
  3. Step 3: Cross multiply
    19,636.62x = 29,455.68 × 10,270.32
  4. Step 4: Simplify right side
    19,636.62x = 302,519,259.42
  5. Step 5: Solve for x
    x = 302,519,259.42/19,636.62
  6. Step 6: Final answer
    x = 15,405.87

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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.