Home / 26,173.62-39,256.56-8,643.60

Finding the Fourth Proportional to 26,173.62, 39,256.56 and 8,643.60

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Solution

The fourth proportional to 26,173.62, 39,256.56 and 8,643.60 is: 12,964.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,173.62 : 39,256.56 = 8,643.60 : x
  2. Step 2: Convert to fraction form
    26,173.62/39,256.56 = 8,643.60/x
  3. Step 3: Cross multiply
    26,173.62x = 39,256.56 × 8,643.60
  4. Step 4: Simplify right side
    26,173.62x = 339,318,002.02
  5. Step 5: Solve for x
    x = 339,318,002.02/26,173.62
  6. Step 6: Final answer
    x = 12,964.12

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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.