Home / 12,926.94-17,845.96-8,700.24

Finding the Fourth Proportional to 12,926.94, 17,845.96 and 8,700.24

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Solution

The fourth proportional to 12,926.94, 17,845.96 and 8,700.24 is: 12,010.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,926.94 : 17,845.96 = 8,700.24 : x
  2. Step 2: Convert to fraction form
    12,926.94/17,845.96 = 8,700.24/x
  3. Step 3: Cross multiply
    12,926.94x = 17,845.96 × 8,700.24
  4. Step 4: Simplify right side
    12,926.94x = 155,264,135.03
  5. Step 5: Solve for x
    x = 155,264,135.03/12,926.94
  6. Step 6: Final answer
    x = 12,010.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.