Home / 26,931.02-40,396.10-8,463.02

Finding the Fourth Proportional to 26,931.02, 40,396.10 and 8,463.02

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Solution

The fourth proportional to 26,931.02, 40,396.10 and 8,463.02 is: 12,694.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,931.02 : 40,396.10 = 8,463.02 : x
  2. Step 2: Convert to fraction form
    26,931.02/40,396.10 = 8,463.02/x
  3. Step 3: Cross multiply
    26,931.02x = 40,396.10 × 8,463.02
  4. Step 4: Simplify right side
    26,931.02x = 341,872,757.93
  5. Step 5: Solve for x
    x = 341,872,757.93/26,931.02
  6. Step 6: Final answer
    x = 12,694.39

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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.