Home / 26,280.62-39,423.48-9,636.64

Finding the Fourth Proportional to 26,280.62, 39,423.48 and 9,636.64

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Solution

The fourth proportional to 26,280.62, 39,423.48 and 9,636.64 is: 14,455.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,280.62 : 39,423.48 = 9,636.64 : x
  2. Step 2: Convert to fraction form
    26,280.62/39,423.48 = 9,636.64/x
  3. Step 3: Cross multiply
    26,280.62x = 39,423.48 × 9,636.64
  4. Step 4: Simplify right side
    26,280.62x = 379,909,884.31
  5. Step 5: Solve for x
    x = 379,909,884.31/26,280.62
  6. Step 6: Final answer
    x = 14,455.90

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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.