Home / 27,196.66-40,807.55-12,410.11

Finding the Fourth Proportional to 27,196.66, 40,807.55 and 12,410.11

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Solution

The fourth proportional to 27,196.66, 40,807.55 and 12,410.11 is: 18,620.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,196.66 : 40,807.55 = 12,410.11 : x
  2. Step 2: Convert to fraction form
    27,196.66/40,807.55 = 12,410.11/x
  3. Step 3: Cross multiply
    27,196.66x = 40,807.55 × 12,410.11
  4. Step 4: Simplify right side
    27,196.66x = 506,426,196.56
  5. Step 5: Solve for x
    x = 506,426,196.56/27,196.66
  6. Step 6: Final answer
    x = 18,620.90

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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.